Deer graze through the grass lands becuase biotic pertains to living things
Answer: Option C
Explanation:
The ecosystem consists of both biotic factors and abiotic factors.The living component of the ecosystem is known as the biotic component and the non living component of the ecosystem is known as abiotic component.
The interaction between these two components makes a complete ecosystem. Here the option Deer graze through the grassland is an example of a biotic component interacting with the environment.
Which is most likely an example of a vestigial structure?
Answer:Tailbone of a human
Explanation:
the human appendix is an example of vestigial features.
Why is the human appendix considered a vestigial structure?The human appendix can be referred to as a vestigial organ because it has been proven that removing it after childhood causes no damage.
but, in humans, the appendix has developed to the point where it is strategically located at the intersection of the midgut and hindgut.
Appendixes were employed for digestion by prehistoric humans, who were mostly herbivores.
but, as humans progressed, they began to eat extra without difficulty digestible foods, and the appendix finally lost its ability to function.
Examples of Vestigial Organs
Sinuses. Human cheekbones hold the maxillary sinuses.Appendix. It is one of the most commonly known vestigial organs.Coccyx.Wisdom Tooth.External Ear.Nictitating Membrane.Tonsils.Learn more about vestigial structure here
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How do I describe the shape of a histogram?
Answer:
A histogram may have a variety of shapes. However, the 3 most common of these shapes of histograms are skewed, symmetric, and uniform. The dashed lines cut the graph into 2 equal pieces, so both graphs are symmetric with respect to the dashed line.
A/An _______ map shows the types of rock and/or sediment present in a particular region.
Answer: Im pretty sure it is a physical map
Explanation:
Answer:
Geologic
Explanation:
A geologic map is a map that is made to show geological features, such as the types of rock or sediment present in a particular region. In these maps, rock units are usually shown by color or symbols in order to indicate where they are exposed at the surface. Geologic maps can sometimes be superimposed over a topographic map.
Which statement describes the major role of lipids within the cell
Answer:
storage of energy and formation of cell membrane
Please help plzzzzzz
What would happen to a coral reef if sea levels suddenly rose?
when the see levels rises the great barrier reef will have less and less fishes
A unique characteristics of birds is that they have?
According to the graph below, at which point is the plant performing the most
photosynthesis?
A. Point C
B. Point A
C. Point B
D. Point D
Answer:
Point C
Explanation:
Oxygen is a by-product of photosynthesis, so when the oxygen production is at its highest, photosynthesis is also at its highest.
Answer:
A. Point C
Explanation:
The plant which is evolving most oxygen is performing the most photosynthesis because during photosynthesis inorganic carbon dioxide and water react in the presence of sunlight to synthesis organic molecule known as glucose and oxygen is evolved.
The reaction for photosynthesis is depicted as under:
6CO₂ + 6H₂O + sunlight → C₆H₁₂O₆ + 6O₂
(carbon (water) (glucose ) (oxygen)
dioxide)
So, more evolution of O₂ (oxygen) implies more photosynthesis.
what is the difference between a new moon and a lunar eclipse
Answer:
Difference Between Lunar Eclipse And New Moon. Lunar Eclipse occurs when the earth comes between the sun and the moon in such a way that it blocks the sun's rays completely from reaching the moon. New moon is the phase of the moon during its monthly orbit when the moon lies between the sun and the earth
Explanation: Your welcome!
Answer:
Difference Between Lunar Eclipse And New Moon. Lunar Eclipse occurs when the earth comes between the sun and the moon in such a way that it blocks the sun's rays completely from reaching the moon. New moon is the phase of the moon during its monthly orbit when the moon lies between the sun and the earth
Explanation:
According to the graph, which biome would be expected when rainfall ranges between 150 cm/year and 200 cm/year?
a. Tropical rain forest
b. Grassland
c. Tropical seasonal forest
d. Savanna
The answer is C. Tropical seasonal forest.
How do organelles work together in the functioning of the cell?
Answer:
All of the cell's organelles have to work together to keep that cell are healthy as possible.
Explanation:
Each organelle has a specific function or job for it to do for the cell to survive. The nucleus (the middle of the cell) of a eukaryotic cell moves and directs the cell to do the cells job and stores DNA.
Match the part of the system with its definition
kidney - removes urine from the body by making urine
urethra - leads urine from the body
bladder - stores urine until it is ready to be released
ureter - leads urine away from the body
_____Succession involves a pioneer species.
A. Primary
B. Tertiary
C. Secondary
D. Quaternary
Answer:
A. Primary
Explanation:
Pioneer species are the first to arrive after a disturbance, so they are part of the first stage of succession = primary.
Answer:
Primary.
Explanation:
Succession may be defined as the change of the structure of the ecosystem and species with time. Two main types of succession are the prmay succession and secondary succession.
Primary succession occurs on the baren land. The ioneering species is the first species that inhabit in the baren land. Hence, pioneer species is involved in the primary succession.
Thus, the correct answer is option (A).
The bones in the front fins of whales and the bones in the human arm evolved from a common ancestor but carry out different functions. This is an example of
A. homologous structures.
B. vestigial structures.
C. embryonic structures.
D. analogous structures.
Answer:
A. homologous structures.
Explanation:
Divergent evolution leads to the development of the evolution of homologous structures in closely related species. These structures have a common basic plan but are adapted to perform different functions according to the habit and habitat of the organism.
Fins of whales and human arms have common basic origin but are adapted to serve in swimming and holding things since whales are aquatic mammals but the human is not. Hence, they are homologous organs.
which is the largest level of classification of these options?
A. family
B. order
C. class
D. phylum
-apex
Answer: phylum
Explanation:
kingdom, phylum, class, order, domain, family, genus and species
3. What part of the cell does 4 represent?
A. Cytoplasm
B. Smooth endoplasmic reticulum
C. Rough endoplasmic reticulum
D. Mitochondrion
It's represent Mitochondrion
The cell does 4 represent is D. Mitochondrion. Thus, option "D" is correct.
What are mitochondria?The crista is an integral part of the mitochondria. As you already know, mitochondrion is a cytoplasmic organelle. it has two members that delimit it, the outer membrane is completely smooth, however the inner membrane is composed of numerous folds, that are called crista, and that spread through the interior of the mitochondria.
These cristae have as main function to increase the surface of the inner membrane.
Thus, option "D" is correct.
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Adapting the essay into a multimedia presentation can be explained as
following a predictable pattern.
convincing or swaying someone.
making the essay fit into a new form.
replacing the essay with something new.
Answer:
making the essay fit into a new form.
Explanation:
because I did the answer once and got it right
Answer:
C. making the essay fit into a new form
Explanation:
Which of these is an example of an environment changing slowly?
A. Hurricane
B. Forest Succession
C. Volcanic Eruption
D. Flooding
Which of these is an example of an environment changing slowly?
A. Hurricane
B. Forest Succession
C. Volcanic eruption
D. Flooding
ANSWER B.
Forest succession is an example of an environment changing slowly, as part of the process of ecological succession. This gradual change allows for a diverse range of species to establish over time, unlike rapid changes caused by events like hurricanes or volcanic eruptions.
Explanation:An example of an environment changing slowly would be B. Forest Succession. This is a natural process called ecological succession, which involves the gradual changes in the types of species that occupy an area over time. Unlike a hurricane, volcanic eruption, or flooding, which can cause sudden and significant changes to an environment, forest succession is a slower process where the ecosystem evolves and new communities of plants and animals establish over a period of years, decades, or even centuries.
Secondary succession, for example, occurs in areas where a disturbance has happened, such as a forest cleared for farming that is later abandoned or an area recovered after a fire. This type of succession is faster than primary succession because the soil is already present. The ecosystem's recovery begins with pioneer species, and over time, a mature and stable community develops, characterized by a diverse range of species adapted to the slower changing conditions.
According to the theory of isostasy, which statement must be true?
A. The asthenosphere has the same density as the lithosphere.
B. The lithosphere is denser than the asthenosphere.
C. The asthenosphere is denser than the lithosphere.
D. The lithosphere has the same density as the core
Answer:
According to the theory of isostasy, the statement that correct is C.
Explanation:
Ok, let's first explain what the isostasy is: the Isostasy is the ideal theoretical balance of all large portions of Earth’s lithosphere as though they were floating on the denser underlying layer, the asthenosphere, a section of the upper mantle composed of weak, plastic rock.
The asthenosphere is a part of the upper mantle just below the lithosphere that is involved in plate tectonic movement and isostatic adjustments. And the lithosphere is the solid, outer part of the Earth. The lithosphere includes the brittle upper portion of the mantle and the crust, the outermost layers of Earth’s structure.
Taking into account these characteristics, the lithosphere is less dense than the asthenosphere. This is because less dense substances (lithosphere) will float on top of denser substances (asthenosphere). Since the lithosphere is on top of the asthenosphere it must be less dense.
Answer:
C. The asthenosphere is denser than the lithosphere.
Explanation:
The theory of isostasy states that the deeper layers of earth crust must have higher density than that of upper layers. It is required to allow the upper lighter layers to float on the underlying denser layers. Since asthenosphere is present below lithosphere, the asthenosphere is denser than the lithosphere.
what two factors cause differences i ocean water density
1) salt concentration
2) water pressure
Answer:
Temperature and salt concentration in ocean water cause difference in density.
Explanation:
Density is the measurement of mass per unit of a substance. Pure water without any impurities has a density of 0.998 g/ml at room temperature. The two important factors that cause changes in Ocean water density are
1. Temperature
2. Salt concentration
If we decrease the Ocean temperature its density will increase respectively. while in case of salt concentration density of ocean water will increase with higher salinity.
13. Which of the following leads to increased genetic diversity?
A) sexual reproduction
B) asexual reproduction
C) conjugation
D) all of the above
E) both (a) and (c)
E) both (a) and (c). Is the answer
Increased genetic diversity is achieved through both sexual reproduction and conjugation. The correct answer is E) both (a) and (c).
Sexual reproduction involves the combination of genetic material from two individuals, leading to offspring that are genetically distinct from their parents and each other. This process introduces genetic variations through mechanisms such as crossing over during meiosis and the random assortment of chromosomes. These variations contribute to the genetic diversity within a population, which can be advantageous in adapting to changing environments.
Conjugation is a process found in some bacteria where there is a direct transfer of DNA between two cells that are temporarily joined. While not sexual reproduction in the traditional sense, it similarly results in increased genetic variation in the population.
Why are scientists researching how to carry out fusion reactions on Earth?
Answer:
Fusion energy which is the exact opposite of fission energy is a more reliable energy that is very sought after by scientist.
Explanation:
Fusion energy does not produce runaway chain reactions so there is no need to worry about meltdowns it also does not produce as much radioactive waist. it's very hard energy to get two, the temperature would need to be about 100 million degrees Celsius six times hotter then the core of the sun.
Fusion has the potential to provide the kind of baseload energy needed to provide electricity to our cities and our industries.
Why do scientists study fusion?
The fusion process has been studied in order to understand nuclear matter and forces, to learn more about the nuclear physics of stellar objects, and to develop thermonuclear weapons.
What is the purpose of fusion energy?Fusion power is a proposed form of power generation that would generate electricity by using heat from nuclear fusion reactions.
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During the light dependent reaction of photosynthesis light energy is converted into which form of energy
Answer: Chemical energy
Explanation: During light dependent reactions of photosynthesis, light is absorbed by chlorophyll and other light absorbing pigments. The light energy absorbed is conserved as ATP and NADPH. In light dependent reactions, the light energy is used to split water molecules into hydrogen ions and oxygen molecules and consequent production of ATP and NADPH. This reaction is called photolysis of water. The oxygen molecules is evolved while the hydrogen ions are transferred to NADP+ to produce NADPH. In light dependent reactions, ATP and NADPH are produced.
ATP and NADPH are forms of chemical energy which are usable in the cells. Therefore, light energy is converted into chemical energy in light dependent reactions of photosynthesis.
Differences between physical and biological aspects of environment
Answer:
Physical environment is the sum of all abiotic (non-living) elements such as water, air (gases), minerals, etc. In a physical environment, total amount of matter remains same but it may changes its state. Physical environment provides shelter, food and energy to the living organisms.
Biological environment includes all forms of life that interact closely with the abiotic elements and perform biogeochemical activities for their own growth and survival. In short, biotic entities directly depend on the elements of physical environment.
what is the definition of a scientific theory?
Answer:
A scientific theory is a well-substantiated explanation of some aspect of the natural world, based on a body of facts that have been repeatedly confirmed through observation and experiment.
Explanation: Hope this helps!!
A well-supported explanation of a feature of the natural world is called a scientific theory. It is based on a collection of facts that have been repeatedly verified via observation and experiment.
Such ideas are not "guesses," but rather trustworthy descriptions of reality. More than "simply a theory," biological evolution is a reality. It is just as factually accurate as the atomic theory of matter or the germ theory of disease in explaining the cosmos.
We're still working to fully comprehend gravity. Yet, just like evolution, the gravity phenomenon is a well-established fact.
Here are some of the key features of a scientific theory:
It is based on a body of evidence.
It is testable.
It is predictive.
It is widely accepted by the scientific community.
A hypothesis is not the same thing as a scientific theory. A hypothesis is a theory put up to explain a phenomenon. A well-researched and well-backed hypothesis is a theory.
Here are some examples of scientific theories:
The theory of gravity.
The theory of evolution.
The theory of relativity.
The scientific community generally accepts all of these hypotheses because they are testable, falsifiable, and predictive, and they are founded on a body of data.
Although scientific theories are not facts, they offer the most comprehensive account of the natural world that we know. While they are continuously tested and improved, they have withstood the test of time.
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Kate is arguing with her friend that sardines have higher net production efficiency than blue whales. Why do you think that Kate is making this statement?
A.
because sardines are at the top of the food chain, being apex predators, as they feed on blue whales
B.
because sardines have better ability to assimilate energy and convert it to biomass than the blue whales
C.
because sardines are warm blooded and blue whales are cold blooded
D.
because sardines are producers and blue whales are herbivores
Answer:
C
Explanation:
The answer is B but theyre making me write 20 characters so im just going to write a bunch of random stuff now
Which of these phrases is correlated with sieverts? Check all that apply. one disintegration per second one joule of energy per kilogram of matter number of disintegrations of radioactive atoms over a period of time radiation dose absorbed by any material radiation dose absorbed by biological tissue measurement of emitted radiation measurement of radiation dose measurement of biological risk
Answer:
The correct answers are
-one joule of energy per kilogram of matter
-radiation dose absorbed by biological tissue
-measurement of biological risk
Explanation:
Answer:
The correct answers are "one joule of energy per kilogram of matter", "radiation dose absorbed by biological tissue" and "measurement of biological risk".
Explanation:
A sievert is a standardized unit used to study the biological effect that ionizing radiation have on an organism. It is defined as one joule of energy per kilogram of matter, where the matter in question belongs to a biological tissue. The sieverts are used to estimate the health effects that radiation exposure have in living beings. Therefore, they are a measurement of biological risk. It is estimated that a single exposure of about five sieverts would kill half of the persons exposed within a month.
which organism releases oxygen into the atmosphere
The organisms that are able to perform photosynthesis that include plants, algae and cyanobacteria release oxygen in the atmosphere.
What is photosynthesis?Photosynthesis is a process that uses light energy from the sun to convert carbon dioxide and water to oxygen and glucose. The reaction is given as:
6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂
That is, CO₂ is taken up from the atmosphere and O₂ that is formed is released back into the atmosphere.
Photosynthesis is a multistep process and occurs in two phases - light-dependent reactions and Calvin cycle.
The main purpose is obtaining energy in the form of sugar. Glucose that is formed is further catabolized to give ATP, which is the main source of energy.
It occurs in the chloroplasts. The light-dependent reactions occurs in the thylakoid membrane and the Calvin cycle occurs in the stroma.
It is because of photosynthesis that plants, algae and cyanobacteria are said to be autotrophic, that is capable of producing its own food.
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What is the relationship between air and high presure and low pressure areas?
It all depends on the direction it is flowing
air will move from low pressure to high pressure
the air will stay stagnant and not move
air will move from high pressure to low pressure
the answer is D. Air will move from an area with higher pressure to an area with lower pressure :)
Answer:
Air will move from an area with higher pressure to an area with lower pressure
Explanation:
What is the best description of chromosomes by the end of anaphase 2 of meiosis
Answer: The answer is, The chromosomes of two diploid cells split apart at the centromere Hope this helps:)