any organism that has a circulatory system is a. colonial organism, b. single-celled organism, c. parasite, d. multicellular organism

Answer:

Stoping is blocks of rocks falling into magma.

Explanation:

Stoping is a process whereby surronding bedrocks falls and are broken up and passes through the upward movement of magma.

Answer:

BELOW :)

Explanation:

STOPING is BLOCKS OF ROCKS falling into MAGMA.

STOCKS is SMALL INTRUSIVE BODIES.

EMPLACING is MAGMA INJECTED INTO OLDER ROCK.

LACCOLITHS is LARGE, DOME-SHAPED INTRUSIVE BODIES.

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Find the answer in the attachment.

Note: The complete question is also attached.

Answer:

take to local DNR, you can't just adopt a wild animal with out proper licensing.

Explanation:

its against the law

Answer: hi thank you so much for this question, the answer is simple

, snow lepords eat mice, try giving it water maybe try a milk baby bottle put honey on the sucking part. y

Explanation:

Answer:

digestive system

Explanation:

The accessory digestive organs are the tongue, salivary glands, pancreas, liver, and gallbladder.

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Answer:

A-Shelter, the others are for enjoyment while shelter takes care of your physical state

Answer:

After the flood the total number of beetles = number of beetles per hectare × 115 hectares = 8,855 beetles.

The carrying capacity is 14,600 beetles.

The current percentage of the carrying capacity is 60.6%.

Explanation:

thats the sample answer on Edmentum

Carrying capacity is the number of organisms supported and held by the region without degradation. The total estimated population of the beetles after the flood will be 14,600 beetles and the percentage will be 60.6%.

Carrying capacity is the maximum population reached and sustained by an organism by unfavorable and limited resources like water, food, and habitat.

It is an important factor as the increase in the maximum size of the population can harm and degrade the environment and is determined by the water, food, and space availability.

After the flood, the total number of beetles = number of beetles per hectare (77) × 115 hectares = 8,855 beetles

The carrying capacity will be, 14,600 beetles and the percentage will be,

(8855 ÷ 14600) × 100 = 60.65 %

Therefore, 60.65 % is the carrying capacity percentage of the beetles after the flood.

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Your question is incomplete, but most probably your full question was, that A scientist is studying the population of a particular species of beetle in an ecosystem. The beetles currently have an estimated population of 11,500 individuals on a wildlife preserve of 115 hectares. (One hectare is equal to 2.47 acres of land.)

During the year the beetles reached carrying capacity, a flood in the region decreased the population to about 77 beetles per hectare. What is the total estimated population of the beetles after this disaster? What percentage of the carrying capacity is the population now?

Answer:

Analogous structures are structures which serve similar function in different organisms and evolved independently in two living organisms while homologous structures are the structures which are similar in related orgnanism due to inheritance.

The wings of Pterodactyl, bats and birds are conisdered as analogous structure. they are similar in structure and same in function and evolved independently in the two groups of animals.

Bones in  forelimbs of pterodactyl, bats and birds are  considered homologous  structures as they inherited the pattern from a common ancestor and have different functions.

Answer:

1 and 6

Explanation:

The characteristic that are present in bacteria is lack a nucleus, are prokaryotes. The correct options are a and f.

Prokaryotes are the basic creatures without a nucleus or other organelles in their cells. Bacteria and archaea, two distinct groupings of prokaryotes with allegedly independent evolutionary histories, are separated into.

The majority of prokaryotes are tiny, single-celled creatures with a straightforward structure.

Since prokaryotic cells lack a membrane-bound nucleus, eukaryotic cells are the main difference between these two types of creatures. Eukaryotes store their genetic material in their nuclei.

Bacteria are common, largely free-living organisms that frequently only have one biological cell. They make up a significant portion of the prokaryotic microbial kingdom. Prokaryotes, which lack a nucleus, are a hallmark of bacteria.

Thus, a and f are the correct options.

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Answer:

If plants are grown in soil containing worms, then the plants will grow faster

Explanation:

because worms dig tunnels in the ground.  These tunnels create a path for air which is beneficial for the plant.  Also, worms create nutrient rich fertilizer for the plant

Worms are considered the good friends of the farmers because worms increase the fertility of the soil due to which there is an increase in crop production. Hence plants grown in soil containing worms will have higher faster growth.

As discussed above worms are friends of the farmers because they are decomposers, worms convert the dead and decaying material into humus which is rich in organic and inorganic nutrients.

These organic and inorganic nutrients are absorbed by the plants through the roots by the soil which are essential for good growth and proper development.

High growth in the plants results in a high yield of crops and foods, vegetables, etc.

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Answer:

Yes, finches have different shaped beaks.

Explanation:

As the finch grows and develops, the bird gets a sense for different and more unique tastes, which causes them to eat different things. As they eat those newer things, the beak develops into the type of beak that certain finch needs for what hes eating. (Example: if the certain finch likes to eat seed and berries, he'd probably have a sharp, long, pointy beak in order to dig up seeds or helps get them off the ground.)

Finches have different shapes of beaks for they adapted to their environment. By definition of the Evolution, established by Charles Darwin, he states that 'animals (in this case Finches,) will either: 1) produce more than is enough in the hopes that some will survive, 2) Adapt to their surroundings, or 3) Create changes (or positive & negative mutations) to try to survive. These examples were found during his trip in Galapagos Island, where he observed that in different parts of the island, bird beaks have transformed. Places with hard-exterior nut shells, generally saw to that the bird beaks were shorter, but stronger and larger. Places softer food, saw the bird beaks being longer, but smaller in size. Essentially, the Finches beaks have different shapes, to adapt their "tool" (their beaks) to their surrounding. A very poor (but what can work) example of how this works in human standard, is like having different tools for one job. While only having one tool may be able to help solve most problems, having different amounts would be great in solving problems with ease.

However, it is important to note that Darwin's Theory has it's own fair share of problems. It is a theory, in the end, not a law. There are times where species are seen to evolve when placed in different situations, but afterwards, when placed back into their natural location, to failed to keep the "adaptation". Traits that are created are not random (as suggested by Darwin's Theory), in which they keep what helps them survive, but they generally go through generations of trials and errors, meaning that every step of a mutation is a trial of adaptation to what is survival. There is no randomness in the world when it comes to survival, only the will to survive.

Answer:

How long is the G2 phase = 6hours

Explanation:

Cell cycle undergoes various stages  during mitotic cell division.

Normally cells are arrested in the resting phase G0 but as the cell division starts it undergoes G1 the growth phase then it undergoes S phase called the Synthesis phase in which the DNA synthesis occurs. Then it undergoes G2 Phase and is the shortest phase while G1 is the longest phase of the cycle. G2 normally lasts for 3-4 hours so here it may take 2.775 hours as due to presence of Thymidine the synthesis of DNA occur at high level so it contains higher levels of cellular DNA than in the G1 . so it will take  6hours G2 phase to occur.

The G2 phase will take 6 hours.

We can arrive at this answer because:

Thus, if the 3H thymidine radiolabel can be visualized after 6 hours and it will be a participating element in cell division, we can agree that the G2 phase will last 6 hours.

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Answer:

A

Explanation:

Answer:

According to the result recorded, there was no cholesterol in the albumin solution. This is probably because the cholesterol is in the egg yolk and not the egg white. In order to get a positive response on the presence of cholesterol in eggs, an egg yolk albumin stock needs to be prepared. So using the same procedure as before and only replacing the egg yolk for the egg white, prepare a 0.5 mL of egg yolk with 4.5 mL distilled water mixture in a test tube. Follow the steps given in the lab manual to check for presence of lipids in this albumin stock. Take a filter paper and add one drop of Sudan III solution onto it, let it dry and then place a drop of the stock prepared and analyze if the color transfer happens.

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Cholesterol, a lipid, is found in eggs, specifically the yolk. A simple lipid test, the emulsion test, can be used to detect the presence of lipids like cholesterol in a solution. The presence of lipids in your egg albumin solution would thus support the claim that eggs contain cholesterol.

Eggs, particularly the yolk, do contain cholesterol, a lipid component. Cholesterol, the most common steroid, is also a component of the cellular plasma membrane located within the phospholipid bilayer. In your experiment, if you found a presence of lipids in the albumin solution, this could potentially indicate the presence of cholesterol, as cholesterol is a type of lipid.

This can be tested using a simple lipid test experiment. Use an emulsion test where you add ethanol to a sample of your solution, shake it well, then pour it into water. If lipids like cholesterol are present, a milky-white emulsion will form.

The presence of lipid then supports the fact that eggs contain lipid substances such as cholesterol, which is necessary for the proper functioning of the body, despite its often negative perception. This is an essential cell component being an integral part of plasma membranes and important for cell-to-cell communication and transport of materials.

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Answer:

B) the number of different kinds of organisms present

The biodiversity in an area is the variety of life, including the number of organism species and their relative abundance. Ecologists measure biodiversity and recognize its importance for human survival and ecosystem health. Biodiversity also encompasses genetic and ecosystem diversity.

The biodiversity in an area refers to the number of different kinds of organisms present (option B). More specifically, it is the variety of life and its processes, including the variety of living organisms, the genetic differences among them, and the communities and ecosystems in which they occur. Biodiversity is crucial as it affects the survival and well-being of human populations. It impacts our health, our ability to produce food through agriculture, and maintain functional ecosystems.

Traditionally, ecologists measure biodiversity by considering the number of species and their relative abundance in a particular area. This area could be as small as a local habitat or as large as the entire biosphere. Species richness is a term describing the number of species in a habitat and can vary globally, often higher near the equator and lower near the poles. Factors such as island size and distance from the mainland, as per island biogeography studies, also influence species richness.

Biologists are expanding measures of biodiversity to include genetic diversity and ecosystem diversity, which help in focusing conservation efforts to preserve vital elements of biodiversity. Genetic diversity is the variety of genes within a population, and it is essential for a species' adaptation to environmental changes and new diseases. Ecosystem diversity refers to the variety of ecosystems in an area, with the loss of an ecosystem leading to the loss of species interactions and biological productivity.

Her teacher gives her group a stack of cards that list things that plants might need to make their own food. The card that does not need to be there is air. Thus option A is correct.

Earth's atmosphere is composed up of only five gases like nitrogen, oxygen, water vapor, argon, and carbon dioxide, the primary component is nitrogen gas.

Nitrogen, oxygen, water vapor, argon, and carbon dioxide these gases  account for about 99% of the air, Trace gases such as  neon, methane, helium, krypton, hydrogen, xenon, ozone, and many other elements and compounds.

plants are needed carbon dioxide and animals need to breath the oxygen present in air  and the available air is a natural element of nature that support on  earth.

Air is very useful in animal ,plants other sources, uses air in the are sustain and growth, maintaining temperature, energy supplier combustion

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The card that Nina's group should remove from the pile is the one that says "air." Plants use water, soil, and sunlight to make their own food through photosynthesis, while air (specifically, carbon dioxide) is also a necessary component for this process.

The card that Nina's group should take out of the pile is the one that says "air." While plants do require air to survive, it is not something they use to make their own food. Instead, plants use water, soil, and sunlight to make their own food through a process called photosynthesis.

Carbon dioxide from the air is also utilized in this process. Therefore, the other three cards belong in the stack as they represent the essential components for plants to make their own food.

Answer: Option D.

A region of DNA consisting of the promoter and operator sequences needed to regulate one or more structural genes.

Explanation:

An operon is a part of the the DNA that is found in bacteria or viruses which function in transcription and genetic regulation. Operon is under control of an operator, consist of promoter, regulator and structural genes. Operon is normally under the control of a single operator in which genes coding for protein are clustered along the DNA.

Answer:

Option B

Explanation:

Urea, the main nitrogenous excretory product of mammals and a major organic component of urine is cleared from the blood by the kidney. Urea's concentration builds up in the renal medulla as they leave through the walls of the cortical collecting duct and go into the interstitial fluid in the region of the inner medulla, then some diffuses into the descending loop of Henle.

Answer:

A short-term environmental change is drought, smog, flooding, volcanic eruption, blizzards, and pollution this could happen in anyone of the food webs.

Explanation:

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Answer:

Gene h is in the middle.

Explanation:

Phenotype: represented by

spineless: s

hairless: h

claret: c

wild type: +

s + +          (parental)               + c +           (DxO double crossover)

+ c h                                         s + h

s +   s +

+ c   + c

+ h   h +    so the one that differs in position is in the middle, and hence, the answer is gene h (hairless)

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Answer:

I would primarily need to know about the narrow-sense heritability of the trait for the local squirrel population. Where the gene for bushy tails lie, whether it is a dominant trait or a recessive one. This mainly has to do with what fraction of variance in phenotype can be as a result of additive effects of gene. Once this information is known, I could breed pet-squirrels with bushy tails or even any other desirable trait requested for.

Explanation:

Hope that answers the question, have a great day!

To achieve the goal of breeding bushy-tailed squirrels, reliable data on desired traits, genetic variation, and recombination techniques are crucial.

Parents Selection: To achieve the goal of breeding bushy-tailed squirrels, you would need to ensure that the desired trait for bushy tails is present in the selected parent squirrels. Reliable data on the traits, such as tail bushiness, must be collected for effective breeding.

Genetic Variation: Successful selective breeding relies on the presence of different versions of the bushy tail trait within the local squirrel population. Phenotypic variation attributed to genetic factors is crucial for the breeding process.

Recombination and Trait Expressions: Understanding how genetic recombination can lead to the expression of the bushy tail trait is essential. By selectively breeding squirrels with the desired trait, over generations, you can achieve a population with distinct bushy tails.

Answer:

The answer is indeed option D

The correct statement of offspring should be All of the chicks will have only gray feathers.

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Answer:

Option A

Explanation:

As we all know, energy can never be created . Also it can never be destroyed. However, it can only be changed from one form to the other. In this case, when a pool ball is striked by a stick, the kinetic energy of stick is transferred to the ball along with release of sound. Sound is just another form of energy.  

Now, when this ball strikes other balls, the same process is repeated i.e the ball strikes another ball and passes on its kinetic energy along with release of sound energy. Every time sound is released, the amount of kinetic energy transferring from one body to other reduces.  

Option A is correct

Answer:

Stomata, Guard cells.

Explanation:

Angiosperms are known as flowering plants that contain their seeds in fruits. They are including a variety of plants such as submerged, aquatics, trees, herbs, etc. Two main parts of an angiosperm leaf are:

Stomata: They are tiny pores present on the plant epidermis, these small openings on the leaves allow gas exchange to occur in plants.

Guard cells: These cells help to controls stomata opening and closing, also helps to stimulate gas exchange and control transpiration in plants.

Final answer:

The angiosperm leaf has a blade for photosynthesis and a petiole for support and nutrient transport. Deciduous plants drop leaves to conserve water, while evergreens have needle-like leaves to reduce water loss. Variation in leaf structure among angiosperms is often an adaptation to environmental conditions.

Explanation:

The angiosperm leaf consists of two main parts: the blade (or lamina) and the petiole. The blade is the broad, flat part of the leaf which contains a high concentration of chloroplasts, making it the primary site for photosynthesis.

The petiole is the stalk that attaches the leaf blade to the stem at a node, providing support and transporting water and nutrients between the leaf and the rest of the plant.

Different environmental conditions lead to variations in leaf structure and function. Angiosperms exhibit a wide range of leaf shapes, margins, and venation patterns, which are often adaptations to specific climatic and environmental factors such as light, water availability, and temperature.

The distance of an asteroid from the Sun can be measured in Astronomical Units (AU), which is the average distance between the Earth and the Sun. To find the exact distance, we would need to know the specifics of the asteroid's orbit.

The distance of an asteroid from the Sun can vary, depending on its current position within its orbit. The Astronomical Unit (AU) is used as a standard measure of distance in Astronomy. One AU is approximately equal to the average distance between Earth and the Sun, about 93 million miles or 150 million kilometres. To determine how far an asteroid is from the Sun in AU, we would need to know the specifics of its orbit. For instance, if we know the asteroid's semi-major axis (average distance from the Sun), we can say the distance in AU.

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Final answer:

To find the average distance of an asteroid from the Sun in astronomical units, given its orbital period of 8 years, one can apply Kepler's Third Law. This gives us an average distance of approximately 4 AU.

Explanation:

The student asked, "What is the average distance from the Sun (in astronomical units) of an asteroid with an orbital period of 8 years?" To determine this, we can use Kepler's Third Law of Planetary Motion, which states that the square of the orbital period (P) of a planet is directly proportional to the cube of the semi-major axis of its orbit (a), where P is in years and a is in astronomical units (AU). For Earth, P is 1 year and the distance a is 1 AU by definition.

If the asteroid's orbital period is 8 years (P = 8), then we can calculate the semi-major axis (a) of the asteroid's orbit as follows:

P² = a³

8² = a³

64 = a³

a = ∛64

a ≈ 4 AU

Thus, the average distance of the asteroid from the Sun is about 4 AU.

Answer:

Its D

Explanation:

The phrase “extreme environments” refers to harsh conditions that are difficult for most life forms to endure, which is where extremophiles live. The correct answer is that the organisms live in harsh conditions.

The phrase “extreme environments” suggests that the organisms live in harsh conditions that are challenging for most life forms to survive. Such places are known for their extreme temperatures, pressures, chemical makeup, or radiation levels, and organisms that live there, known as extremophiles, have adapted to thrive in these environments. Therefore, the correct answer to the given question is (D) that the organisms live in harsh conditions.

Answer:

The correct answer is the opposite of the positive phototropism.

Explanation:

The vines in the tropical rain forests in the given case would primarily exhibit the growth pattern opposite in the direction of positive phototropism. The response of the plant towards the source of light is termed as the positive phototropism. On the other hand, the phenomenon that results in the growth of the plant in the reverse direction is termed as negative phototropism.

Thus, in the given case, in order to reach a large tree, the vines in the tropical rain forests would primarily show a growth movement, which would be the opposite of positive phototropism.

Answer:

Land use planning is about more than addressing the physical layout of development, how much it will cost, where it will be located and aesthetics. Land use planning also incorporates environmental impacts such as chemical pollution, noise pollution, flooding due to the loss of trees and plants, etc. In order to meet all these requirements land use planning must draw from a wide array of disciplines' expertise.

Explanation:

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Options are not provided inthe question. Hence, the complete question is

Two major problems occur in water intoxication; one problem is that the overhydration leads to a non-homeostatic decrease in the concentration of __________; this leads to a significant decrease in blood osmotic pressure. The second problem is that the excessive increase in water volume, due to too much water intake, increases its extracellular (intravascular and interstitial) concentration out of normal homeostatic range. This high extracellular concentration of water causes water to move down its concentration gradient into cells; cells begin to __________ to a non-physiologic size.

A. antibodies; shrink

B. hormones; swell

C. blood solutes; swell

D. blood solutes; shrink

Answer:

C. blood solutes; swell

Explanation:

Water intoxication or  hyperhydration or water poisoning is a fatal brain functional disorder caused due to excessive water consumption forces the normal electrolyte balance in the body outside safe limits.

There are two major impact sofwater intoxication on health that includes:

Hence, the correct option is C.

Answer:

Carbon Dioxide

In the atmosphere, carbon is attached to oxygen in a gas called carbon dioxide (CO2). Through the process of photosynthesis, carbon dioxide is pulled from the air to produce food made from carbon for plant growth. Carbon moves from plants to animals.

Explanation:

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Final answer:

Carbon appears in the atmosphere mainly as carbon dioxide (CO2) and methane (CH4), both of which are greenhouse gases and play a critical role in Earth's climate system.

Explanation:

In the atmosphere, carbon primarily exists as carbon dioxide (CO2) and methane (CH4). Carbon dioxide gets released into the atmosphere through various processes, including respiration, decomposition of organic materials, volcanic eruptions, and the burning of fossil fuels and plant matter. Methane, although present in much smaller concentrations, is also significant as it is released mainly through microbial activity in shallow subsurface environments and from deep subsurface organic matter reactions. Both of these gases are 'greenhouse' gases, absorbing thermal radiation and contributing to the greenhouse effect, which is essential for life but is also impacted by human activity.