Answer:
has spores contained in an ascus
Explanation: D.
True truffles belong to the genus Tuber and are primarily found in temperate regions of the world (order Pezizales, phylum Ascomycota). The many species range in size from a pea's size to an orange's size. Thus, option C is correct.
What type of fungi have characteristics of Black truffles?Truffles make up for their unmistakable flavor and vibrant, unmatched scent. They smell strongly of strong character and have a flavor similar to that of toasted sunflower seeds or walnuts. Truffles are also a true form of wild viagra.
In many regions of the world, Tuber melanosporum is referred to as black truffle, Perigord truffle, or French black truffle.
This truffle kind is indigenous to Southern Europe and is known as one of the most costly edible mushrooms in the world.
Therefore,has spores contained in Asus
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teractions between cyclins and cyclin-dependent kinases control the cell cycle. Explain how the presence or absence of inhibitors of cyclin-dependent kinases might play a role in normal cells becoming cancer cells.
Answer:
Cyclins are proteins that bind to kinases (i.e., cyclin-dependent kinases), by acting as their cofactors. The cyclin-dependent kinases play critical biological functions such as, for example, the regulation of the cell cycle, mRNA processing, etc. The inhibitors of cyclin-dependent kinases are able to alter the cell cycle progression and thereby inhibit cell death (apoptosis), which is common in cancer cells .
Which things are abiotic factors that are also basic needs for the Kingdom Plantae? Check all that apply.
U a water
b bacteria
Oc sunlight
d pollen
e fungi
Answer:
A and C
Explanation:
What is responsible for the apparent movement of the Sun across the sky throughout the day?
What is the purpose of a food chain?
Answer:
Food chains are a pictorial description of an ecosystem: what eats what. This helps scientists track the web of interdependence. If one important component in a chain is removed or affected, we can make predictions about how this might impact the entire ecosystem. We can track the effects of disruptions on a system.
Answer:
Food chains are a pictorial description of an ecosystem: what eats what. This helps scientists track the web of interdependence. If one important component in a chain is removed or affected, we can make predictions about how this might impact the entire ecosystem. We can track the effects of disruptions on a system.
Explanation:
What is the DNA sequence for normal hemoglobin?
Explain how a long-term environmental change can lead to the development of a new species.
Answer:
When a long-term environmental change occurs, certain individuals in a population will be better adapted for the new environment than others. ... Over many generations, these favorable adaptations build up in a population. This may lead to speciation, which is the development of a new species.
Answer:
it is possible that when long-term enviornment changes it can create new diferences in the worlds for example, with tsunamis or hurican it might create new DNA with all the damage did.
Explanation:
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Plz help
Which of the following substances is most likely to be soluble in water?
A. a polar substance capable of forming hydrogen bonds
B. a molecule with hydrophilic heads and hydrophobic tails
C. a hydrophobic substance
D. a nonpolar substance
A polar substance which can participate in hydrogen bonding is most soluble in water.
What is a polar substance?Polar substances have molecules where there is a high difference in electronegativity between their constituent atomsFor example, Hydrochloric acid (HCl) is a polar substancePolar substances are "water-loving" which means they dissolve easily in waterTo identify the most water-soluble molecule, we need to understand hydrogen bonding and solubility in water.
What is hydrogen bonding?This form of bonding occurs when there is an attractive electrostatic force between an electronegative group and a hydrogen atom bonded to an electronegative groupFor example, there is hydrogen bonding among water molecules. What kind of a molecule is water?Water is a polar moleculeIt has electronegative oxygen and electropositive hydrogenBy the concept of "like dissolves like", water dissolves polar substances bestMolecules that form hydrogen bonds in water also dissolve very wellThus, a polar substance that can form hydrogen bonds will be most soluble in water. Hydrophobic substances and non-polar substances cannot dissolve well in water.
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Give three examples of reproductive barriers AND Explain how these barriers could lead to
speciation over a long period of time.
Answer:
temporal isolation which causes the two populations of one species are isolated this way, they no longer reproduce with each other due to differences in mating times, ecological isolation which implies reproductive isolation of populations inhabiting separate niches as a result of divergent selection of ecologically influenced characters, and behavioral isolation which occurs when populations of the same species begin to develop different behaviors that are not recognized or preferred by members in another population.
Answer:
temporal isolation which causes the two populations of one species are isolated this way, they no longer reproduce with each other due to differences in mating times, ecological isolation which implies reproductive isolation of populations inhabiting separate niches as a result of divergent selection of ecologically influenced characters, and behavioral isolation which occurs when populations of the same species begin to develop different behaviors that are not recognized or preferred by members in another population.
Explanation:
Which statement provides an example of how social hierarchy might influence a population?
Soldier termites defend the colony from predators.
Prairie dogs use a high-pitched bark to communicate.
Mistletoe sends roots into tree branches to take in nutrients.
Poison tree frogs have bright colors signifying that they are toxic.
Answer:
A. Soldier termites defend the colony from predators.
Explanation:
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An example of how a social hierarchy can influence a population is the role of soldier termites in a termite colony, where their function of defending the colony greatly influences its survival.
Explanation:A social hierarchy often dictates the roles, responsibilities, and interactions within a population, influencing its overall structure and functioning. An illustration of this could be 'Soldier termites defend the colony from predators.' The social hierarchy of termites is divided into distinct classes or 'castes', each with different functions. For instance, the soldier termites have the primary responsibility of protecting the colony from potential threats. Their existence and functionality greatly influence the population's survival due to their crucial defense role.
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Drag each label to the correct location on the diagram. Each label can be used more than once, but not all labels will be used. The diagram shows some of the steps in the flow of energy through an ecosystem. The arrows represent the transfer of energy. Label each arrow with the type of energy being transferred.
Answer/Explanation:
In the diagram showing a typical food chain in an ecosystem, the arrow that connects the sun to plants represents the flow of radiant energy. The sunlight produces radiant energy, of which producers, such as plants, converts into chemical energy through photosynthesis.
The next arrow linking the plants to the rodent shows the flow of chemical energy in plants to primary consumers, such as rodents, who feed on them.
Also, rodents, when preyed upon by secondary consumers, such as wolfs and owls, pass on the same chemical energy to them. So the arrows connecting the rodent to owl, and to the wolf both show the transfer of chemical energy from the rodent to the owl and wolf.
The next arrow shows the transfer of thermal energy from the wolf to the environment, as the wolf release heat from the body resulting from daily functions it performs, and also, thermal energy is released to the surroundings as heat during the decomposition of the body of an animal.
The arrow linking the wolf to the decomposer which break down the body and waste of the wolf represents transfer of chemical energy to the decomposer, as they break chemical bonds to obtain the energy they need to survive and grow.
Answer:
this is correct on plato
Explanation:
Which statement regarding hemodialysis is true?
A. The dialysate fluid flows into the abdominal cavity through a catheter.
B. The blood is circulated out of the body for cleansing and then returned.
C. The patient is able to move around during the procedure.
D. Wastes move from a region of lower concentration to a region of higher
concentration.
Answer: B. The blood is circulated out of the body for cleansing and then returned.
Explanation:
Hemodialysis is a medical therapy in which the patient's blood is taken out with the help of tubes and treated out of the body. The blood is pumped out using the blood compartment. The blood is circulated using a external filter, that is called as dialyzer. The blood get cleansed and impurities are removed and purified blood returned via circuit back to the body. This technique is used to control the blood pressure and balance of important minerals in the body that involves the potassium, sodium and calcium in the blood.
Based on the above information, option. B is the correct option.
Explain why the tongue can be considered the muscle with the greatest strength endurance
Answer:
Tongue can be considered as the strongest muscle of the body as it has the greatest strength endurance as it is not affected by its working.
It keeps on performing its function whole day and night without a single sign of fatigue.
In helps in the production of saliva for the breakdown of food into smaller molecules for digestion.
So, it can considered as the muscle having greatest muscle endurance.
Answer:
It is always working.
It even works while the person is sleeping to push saliva down the throat.
Explanation:
Got it correct
Why is the cell cycle important in multicellular organisms?
THINK OF IT THIS WAY IF WE HAVE NO CELLS IN USE WE DIE we need cells to live
In their native habitat, a fungus that kills gypsy moths in the larva stage controls the population. But in the United States, attempts to control the population aren’t 100% efficient. Given the current rate of growth and defoliation, do you think gypsy moths could destroy the ecosystem or contribute to the development of a new ecosystem in this region? Explain your reasoning.
Answer:
It is likely that intensive farming reduced the natural habitat of this fungus, thereby increasing the population of gypsy moths .
Explanation:
The use of larger amounts of land for intensive farming may be an important problem because it reduces the natural habitat available to wild species (in this case a beneficial fungus).
Answer:
Plato
Explanation:
Yes. Gypsy moths are rapidly destroying trees, which are producers. Producers transform radiant energy from the Sun into chemical energy for the entire ecosystem. Over time, tree loss could cause the ecosystem to collapse. Fewer trees could also lead to the growth of other native plants because there is less competition for space and other resources. A change in foliage would directly affect the populations of native organisms in the region. This process may lead to a new ecosystem.
What two things are used to classify stars on the HR diagram?
A. Temperature and luminosity/brightness
B. Color and shape
C. Shape and Size
D. Age and color
Answer:
A
Explanation:
In the HR diagram, temperature and luminosity (brightness) are used to classify stars. I hope this helps!
Final answer:
Stars on the H-R diagram are classified by temperature and luminosity, with the correct answer being A. Temperature and luminosity/brightness. This classification allows astronomers to differentiate between main sequence, giant, and supergiant stars.
Explanation:
The two things used to classify stars on the H-R diagram, also known as the Hertzsprung-Russell diagram, are temperature and luminosity (or brightness). The correct answer to the question is A. Temperature and luminosity/brightness. Stars are arranged on the H-R diagram with temperature increasing to the left and luminosity towards the top. This configuration creates a main sequence where most stars fall, representing the relationship that hotter stars are generally more luminous than cooler ones. In addition, astronomers use the diagram to distinguish different luminosity classes of stars, like main-sequence stars, giant stars, or supergiant stars, by studying details of their spectrum linked to temperature and pressure differences.
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The fact that whales, humans, and cats all have the same bones in the same order, but they matured differently in later embryological development, is an example of:
Answer:
Homologous structure
Explanation:
Homologous structures refers to organs or bones that have similar anatomical features found in different animals that are suggested to have the same common ancestor and serves as an evidence of evolution.
Whakes, humans and cats have similar bones in the same order but different in function.
Answer and Explanation:
The fact that whales, humans, and cats all have the same bones in the same order, but they matured differently in later embryological development, is an example of homologous characters or homologous structures.
Homologous characters have the same fundamental structures. They also share the same relations with adjacent structures, and they have the same embryological development.
These structures might show variations between organisms exhibiting them, according to their function and to the environment in which the organism lives.
These homologous characters are common in organisms related and that share a common ancestor.
Anyone help me please ? Science ~
Answer:
the Eukarya domain
Is the distribution of organisms of a species constant with time?
Answer:
The distribution of organisms on the earth's surface is ultimately due to evolutionary change: Organisms or Species do not stay the same over time but are in a constant state of change as individuals. They are best able to live and reproduce within certain environments.
Explanation:
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The distribution of organisms of a species is constant with respect to time on the surface of the earth.
What is Species?A biological species is a group of organisms that can reproduce with one another in nature and produce fertile offspring.
Organisms of a particular species evolve with respect to time. A specific organism or species does not stay the same over a period of time. But they acquired constant changes over time. They are favored by the environment to produce fertile offspring.
Therefore, the distribution of organisms of a species is constant with respect to time on the surface of the earth.
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Monohybrid Mice, i need help
Answer/Explanation:
See attached images showing the crosses on a Punnett square as well as the genotype and phenotypes of each cross.I. Cross between a female Gg with a male gg (GG X gg):
1. Probability of getting gray offspring (Gg) = 2/4 (¼+ ¼) = ½
2. Probability of getting albino offspring (gg) = 2/4 (¼+ ¼) = ½
3. There are 2 possible genotypes among the offspring, which are Gg and gg.
4. There are 2 possible phenotypes among the offspring, which are gray and albino coat color.
5. Probability of getting heterozygous offspring (i.e. Gg) = 2/4 = ½
6. Probability of getting homozygous offspring (i.e. GG or gg) = Probability of getting GG + Probability of getting gg = ½ + 0 = ½
7. The color of the female that was crossed (i.e. Gg), is gray color. The allele for gray coat color (G) is dominant over the allele for albino coat color (g).
8. The color of the male (gg) that was crossed is albino. The recessive allele (g) for albino coat color, in its homozygous state would express itself in the absence of the dominant G allele for gray color.
II. Cross between homozygous gray female with a heterozygous male (GG X Gg):
1. Probability of getting gray offspring (GG or Gg) = 4/4 (i.e. ¼+ ¼ + ¼ + ¼ ) = 1
2. Probability of getting albino offspring (gg) = 0
3. There are only 2 possible genotypes among the offspring, which are GG and Gg.
4. There is only 1 possible phenotype among the offspring, which is gray coat color.
5. Probability of getting heterozygous offspring (i.e. Gg) = 2/4 (i.e. ¼+ ¼ ) = ½
6. Probability of getting homozygous offspring (i.e. GG or gg) = Probability of getting GG + Probability of getting gg = 0 + ½ = ½
7. The genotype of the female that was crossed is GG, given that the female is homozygous gray.
8. The male crossed is a heterozygous male (Gg), the male is gray.
III. Cross between a gray female, whose father was albino, with a heterozygous male (Gg X Gg):
We can make a good guess of the genotype of the female, given that gray color is dominant over albino, and the father was albino (gg). The father can only contribute sperm having only (g) allele, while the mother must contribute only a (G) allele to give a gray offspring. The gray female is definitely heterogyzous female i.e Gg
1. Probability of getting gray offspring (Gg or GG) = ¾ (½ + ¼)
2. Probability of getting albino offspring (gg) = ¼
3. There are 3 possible genotypes among the offspring, which are GG, Gg, and gg.
4. There are 2 possible phenotypes among the offspring, which are gray and albino coat color.
5. Probability of getting heterozygous offspring (i.e. Gg) = 2/4 = ½
6. Probability of getting homozygous offspring (i.e. GG or gg) = Probability of getting GG + Probability of getting gg = ¼ + ¼ = ½
7. The genotype of the female is Gg. We know this because we were given that it is gray in color, and gray is dominant over albino. Also, given that the father was albino (gg), a (g) allele can only be contributed by the father to combine with the dominant (G) allele to give us a female that has heterozygous gray coat color (Gg).
8. The genotype of the male is Gg. We know this because we were given that it was a heterozygous male. If an organism is heterozygous, it has different alleles controlling that trait.
IV. Cross between an albino female, whose father was gray, with a gray male, whose mother was albino (gg X Gg):
The albino female’s genotype is gg, because the g allele is recessive. The gray male’s genotype, whose mother was albino (gg) is definitely Gg, because gray is dominant, and to get a gray offspring, a G allele from the mother of the male must combine with the g allele that the albino father can only contribute i.e. Gg or GG from mother X gg from father = Gg (the gray male offspring).
1. Probability of getting gray offspring = ¼ + ¼ = ½
2. Probability of getting albino offspring (gg) = ¼ + ¼ = ½
3. There are 2 possible genotypes among the offspring, which are Gg, and gg.
4. There are 2 possible phenotypes among the offspring, which are gray and albino coat color.
5. Probability of getting heterozygous offspring (i.e. Gg) = ¼ + ¼ = ½
6. Probability of getting homozygous offspring (i.e. gg or GG) = ½ + 0 = ½
7. The genotype of the gray father of the albino female (gg) is Gg. Of the two possible genotypes of the gray father (i.e. GG or Gg), Gg is the most likely genotype to contribute the recessive g allele that would pair up with another g allele from the mother to give an albino female (gg), i.e. Gg (father) X Gg (Mother) or Gg (Father) X gg (Mother) = gg (albino female)
A monohybrid cross is a genetic cross that considers only one trait. Results from these crosses led to the concept of dominant and recessive traits and Mendel's Law of Segregation. Punnett squares visually present the likely outcomes of these crosses.
Explanation:A monohybrid cross involves the mating of individuals who have two different alleles for a single trait. For example, Mendel ran several monohybrid crosses using pea plants. The trait being examined was the color of the pea—the parent plants had either green or yellow peas. After breeding a purebred yellow pea plant with a purebred green pea plant, all offspring were yellow, showing that yellow is the dominant trait and green the recessive.
Monohybrid crosses are useful tools in predicting the outcome of genetic crosses because they follow Mendel's Law of Segregation. According to this law, during the formation of reproductive cells, pairs of genetic traits separate, and offspring receive one factor from each parent.
A Punnett square is a tool that provides a visual representation of the possible combinations of genetic traits the offspring could inherit. For monohybrid crosses, a Punnett square will give a 3:1 ratio, representing the likelihood of the offspring expressing the dominant trait over the recessive trait, given that both parents are heterozygous.
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Which of the following is a component of biodiversity?
A the variety of organism species in an area:
B the genetic variation within a community of species
C the variety of different communities in an area
D All of the above are components of biodiversity.
Answer: D All of the above are components of biodiversity.
Explanation:
A population of light-colored mice was moved from the Sand Hills to a wooded area with dark soils.What do think would happen to this population after 10,000 years or longer?
Answer:
Explanation:
In this type of situation Survival of the Fittest and Evolution would take place. The population will begin to shrink drastically as they are easy prey in this new environment. Those that manage to survive will begin to adapt in order to better survive. As the years go by the population will begin to evolve into a species that will both survive and thrive in this wooded environment. Such as a species with a darker color for starters.
10. The Florida panther is a type of mountain lion. About
a hundred years ago, Florida panthers scattered and
mated with other subspecies of mountain lions in nearby
populations.
a. Explain how the gene flow in this population would be
affected by the introduction of the Florida Panthers.
b. Would genetic variation increase or decrease in the
mountain lion population?
Answer:
a) Inbreeding
b) Decreased
Explanation:
Florida panther is considered an endangered species that is found in very few numbers in the environment.
In the given question,
a) The Florida panther scattered in the mountains which could affect the flow of the genes (migration). When it mated with the other sub-species, it could have led to the inbreeding.
b) Since the lion scattered in the mountains, the gene flow could have occurred and this could have decreased the genetic variation in the population of the Panthers.
Answer:
a) Gene flow in a genetic population is defined as the transfer of genetic variation from one population to another.
Gene flow is considered as one of the impotant mechanism of genetic diversity in a population. Migrant affects the genetic diverisity in a population by modifying the allele frequencies.
When florida Panthers introduced with subspecies of mountain lions it increases the genetic flow in the population of mountain lion as the florida panther were carrying a particular variant of a gene.
B) Due to high genetic flow the genetic vriation in the population will decrease between the two groups and results in increasing homogeneity. High rate of gene flow lead to a combination of the two gene pools that reduces the genetic variation. Hence, genetic variation will decrease in the mountain lion population.
If the somatic cells of a human contain 46 chromosomes, then after meiosis new sex cells would contain _____ chromosome
Answer: 23 chromosomes
cardiovascular function of system
Answer:
Transportation of nutrients, gases and waste products
Protection from infection and blood loss
Maintenance of constant body temperature (thermoregulation)
Maintaining fluid balance within the body
Explanation:
In the food chain, we would classify plants as ___ and the animals as ___.
A.producers;consumers
B. producers;predators
C. consumers;predators
D. consumers;decomposers
Tysm!
Answer:
A. producers;consumers
A producer can either be a plant or bacterium, the first part of the food chain after the sun.
A consumer is an organism that eats plants or other animals for energy. The four types of consumers are herbivores, carnivores, omnivores, and detritivores (decomposers)
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Which of the following strategies would least likely help conserve the environment?
A reducing pesticide use
B developing alternative energy sources
C protecting habitats
D increasing pesticide use
Answer: i guess it is the option (c) because Pesticides are poisonous and, unfortunately, they can harm more than just the “pests” at which they are targeted. They are toxic, and exposure to pesticides can cause a number of health effects. They are linked to a range of serious illnesses and diseases from respiratory problems to cancer.
Explanation:
Explain why Agriculture is increasingly harming the environment?
Answer: Agriculture is increasingly harming the environment for multiple reasons. One being deforestation. Deforestation reduces ecological services it provides humans produces large amounts of Carbon Dioxide which adds to greenhouse gases -> which add to our current problem with climate change. Additionally, the pesticides and fertilizers agriculture uses can be harmful to the nearby ecosystems as it can end up in surrounding rivers which causes it to cycle back.
The Milky Way is a cloud of space dust and debris from planets and stars
Answer:
This is true to an extent. The Milky Way is a galaxy. A galaxy contains stars, planets, space dust, and some other things. A galaxy is not necessarily, completely made from a cloud of space dust and debris. There are other things that make a galaxy a galaxy.
Explanation:
Which of the following BEST describes what happens to the amount of oxygen in the blood when blood comes into contact with a cell? A. It increases because the oxygen moves out of the cell into the blood. B. It decreases because the oxygen moves out of the blood into the cell. C. It increases because carbon dioxide is converted to oxygen in the blood. D. It decreases because the blood uses up all the oxygen before it gets to the cell.
When blood comes in contact with the cell, it decreases because the blood uses up all the oxygen before it gets to the cell.
WHAT IS CELLULAR RESPIRATION?Cellular respiration is the process by which living organisms break down food molecules in their cells to produce energy.
The process of cellular respiration makes use of oxygen in an aerobic environment.
This means that when blood comes in contact with the cell, it decreases because the blood uses up all the oxygen before it gets to the cell.
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