Comparing the skeletons of which of the following fish would
best show the evolution of a fish species?
a male fish and a female fish that could produce offspring
the same fish just before it received a cut and after it healed
a fish that lived recently and a fish that lived a long time ago
the same fish just after it hatched and when it was full-grown

Answer:

A.

Explanation:

Answer:

ureter, or ureters, are what Connect the kidneys to the bladder

Answer:

urteter

Explanation:

Explanation:

1.gneiss metamorphic rock formed igeous rock

2.called met

Answer:

elevation

Explanation:

Answer:

foodchain = plant - insect - mouse - owl

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biotic factors - rabbit deer plant

abiotic factors - rain, wind, temperature

Answer:

contour line

Explanation:

Answer:

d, relief

Explanation:

Answer:The function of the vomerine teeth is prey-oriented

Explanation: specifically to grip onto food in conjunction with their tongues. Frogs' tongues and vomerine teeth operate as a team to stop prey animals from being able to flee.

Answer:

Maple and oak trees are both deciduous angiosperms, so the wood each produces is classified as a hardwood. However, the difference between maple and oak wood is significant, and it would be difficult to mistake one for the other. All species of oak display a distinctive well-defined grain pattern whereas the maple wood grain tends to be creamy white with little visible grain. The differences don't stop there, but to really appreciate them, it's important to realize that within the broad category defined by oak is a subset of species that differ significantly from each other. The same is true for maple

Am I right?? I am not sure ... just tryna help

Answer:

B

Explanation:

Answer:

below

Explanation:

Genotype

RR-25%

Rr-50%

rr-25%

Phenotype

R-75%

r-25%

Percent of offspring with round seeds:75%

Percent of offspring with wrinkled seeds:25%

Answer:

c

a

b

Explanation:

Both rock and bodies of water are considered a type of reservoirs. Thus, option C is correct.

In cycles of matter when rock has been exposed for mining, the answer is water. Thus, option A is correct.

Can readily transport nutrients from rock to aquatic ecosystems. Runoff that carries excess nutrients can cause algae blooms.The effects of soil erosion. Thus, option B is correct.

The removal of the top of the soil by water, wind and human activities has been called soil erosion. The reason due to which soil erosion takes [place is that trees should be planted in several rows to check the speed of the wind. This reduces soil erosion because of wind. Because the rivers cause soil pollution, dams are built in the upper course of the rivers to check soil erosion.

Soil erosion has happens when the dirt has been exposed to the high winds, heavy rains, and rushing water. In few circumstances, human activities, like farming and land clearance, expose soil to erosion. Soil erosion has been considered as the removal and transfer of the top layer of soil from its original location to another due to high winds and fast-running precipitation.

Therefore, Both rock and bodies of water are considered a type of reservoirs. Thus, option C is correct.

In cycles of matter when rock has been exposed for mining, the answer is water. Thus, option A is correct.

Can readily transport nutrients from rock to aquatic ecosystems. Runoff that carries excess nutrients can cause algae blooms.The effects of soil erosion. Thus, option B is correct.

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Answer:

The chance of a female offspring having colorblindness is 0%, and the chance of a male offspring have colorblindness is 100%.

Explanation:

You're crossing a colorblind female (X^m X^m) with a male w/ normal vision (X^M Y). The Y chromosome is irrelevant here. You would then have offspring with the possible genotypes: X^m X^M, X^m X^M, X^m Y, or X^m Y. So, in other words, the chance of a female offspring having colorblindness is 0%, and the chance of a male offspring have colorblindness is 100%.

Answer:

Option B, Genetic engineering

Explanation:

Biodiversity determines the different types of species living in a given area. Hence it is incorrect

Bioremediation is basically a waste management system in which organisms are used to break down hazardous substances into less toxic substances. Hence, it is also incorrect

Hemodialysis is used to remove or filter out wastes and water from blood. Hence, it is also incorrect  

Genetic engineering is used to produce organism with desired trait by altering their DNA and hence the associated Phenotype. Thus, it is the correct answer

Hence, option B is correct

Answer:

Genetic engineering

Explanation:

Genetic engineering is a technique in which DNA of desired gene is isolated from the body of an organism and inserted into the body of host cell. The host cell then develop organism or species with the characteristics of desired gene. The organism with genetic manipulation are called genetically modified organism (GMO).

Genetic engineering has many application such as human growth hormones, mass-produce insulin, follistim (for treating infertility), monoclonal antibodies,  increasing productivity of animals and plants et-cetra.

Some animals are unable to breed or produces organism due to genetic diosrders or mutaions, with the help of genetic engineering a DNA with gene of interest can be inserted in the host or animal cell, which will treat or remove the natural barries and will make enable it for breeding.

Hence, the correct answer is Genetic engineering.

Answer:

Yes

Explanation:

The water will be used by the plants sooner or later so their basic metabolic needs can be achieved. Also, the plants will loose their water by transpiration, in order to produce their carbohydrates. Therefore the amount of water will not be enough and has to be replenished.

Answer:

In evolutionary theory, adaptation is the biological mechanism by which organisms adjust to new environments or to changes in their current environment. Although scientists discussed adaptation prior to the 1800s, it was not until then that Charles Darwin and Alfred Russel Wallace developed the theory of natural selection.

Wallace believed that the evolution of organisms was connected in some way with adaptation of organisms to changing environmental conditions. In developing the theory of evolution by natural selection, Wallace and Darwin both went beyond simple adaptation by explaining how organisms adapt and evolve. The idea of natural selection is that traits that can be passed down allow organisms to adapt to the environment better than other organisms of the same species. This enables better survival and reproduction compared with other members of the species, leading to evolution.

Organisms can adapt to an environment in different ways. They can adapt biologically, meaning they alter body functions. An example of biological adaptation can be seen in the bodies of people living at high altitudes, such as Tibet. Tibetans thrive at altitudes where oxygen levels are up to 40 percent lower than at sea level. Breathing air that thin would cause most people to get sick, but Tibetans’ bodies have evolved changes in their body chemistry. Most people can survive at high altitudes for a short time because their bodies raise their levels of hemoglobin, a protein that transports oxygen in the blood. However, continuously high levels of hemoglobin are dangerous, so increased hemoglobin levels are not a good solution to high-altitude survival in the long term. Tibetans seemed to have evolved genetic mutations that allow them to use oxygen far more efficently without the need for extra hemoglobin.  

Organisms can also exhibit behavioral adaptation. One example of behavioral adaptation is how emperor penguins in Antarctica crowd together to share their warmth in the middle of winter.

Scientists who studied adaptation prior to the development of evolutionary theory included Georges Louis Leclerc Comte de Buffon. He was a French mathematician who believed that organisms changed over time by adapting to the environments of their geographical locations. Another French thinker, Jean Baptiste Lamarck, proposed that animals could adapt, pass on their adaptations to their offspring, and therefore evolve. The example he gave stated the ancestors of giraffes might have adapted to a shortage of food from short trees by stretching their necks to reach higher branches. In Lamarck’s thinking, the offspring of a giraffe that stretched its neck would then inherit a slightly longer neck. Lamarck theorized that behaviors aquired in a giraffe's lifetime would affect its offspring. However, it was Darwin’s concept of natural selection, wherein favorable traits like a long neck in giraffes survived not because of aquired skills, but because only giraffes that had long enough necks to feed themselves survived long enough to reproduce. Natural selection, then, provides a more compelling mechanism for adaptation and evolution than Lamarck's theories.

Explanation:There you have it!! Hope its good enough for ya!!

Physical or behavioral characteristics that help an organism fit in with its surroundings are called adaptations. Random mutations result in heritable variation. New heritable features are initially caused by random mutations.

The process by which organisms adapt to their environment in order to increase their chances of surviving in that environment is known as evolutionary adaptation, or simply adaptation.

Animals can defend themselves against predators and extreme weather by adapting.

Numerous birds may conceal themselves under long grass, while weeds, insects, and other creatures can alter their color to blend in. Predators find it challenging to locate them in search of food as a result.

Each biome's native plant and animal species have unique adaptations that enable them to endure the environment there.

Numerous species are endemic to particular biomes, which means they can only be found there. Some species can adapt to a greater range of climatic and geographic factors than others.

Thus, these are the variation adaptation of organisms in different ecosystems.

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Answer:

A. the political impact and intent of the action

Explanation:

For example a fair trial would be a political right whereas, something which is more fundamental in nature such as freedom of association.

Answer:

Due to differences in the thickness of a peptidoglycan layer in the cell membrane between Gram positive and Gram negative bacteria, Gram positive bacteria (with a thicker peptidoglycan layer) retain crystal violet stain during the decolorization process.

Explanation:

I looked it up.

Answer:

they are both dominant

Explanation:

because of the capital P overrides tge lowercase p

Answer:

PP = purple and Pp = purple

Explanation:

Purple is dominant in both genotypes.

Answer:

Tiny structures inside cells such as ribosomes or chloroplast that have specialised roles are called

Answer:

D: Sewage treatment and nitrous oxide

Explanation:

e2020 :) Good luck! <3

The correct pairing of human activity with the greenhouse gas it increases is: Deforestation and methane.

Deforestation refers to the deliberate or widespread removal of trees and vegetation from forests or woodland areas, leading to the conversion of forested land into non-forest uses. It involves the permanent destruction or clearance of forests, typically for purposes such as agriculture, logging, urbanization, or infrastructure development.

Deforestation has significant environmental, social, and economic implications. It contributes to habitat loss, biodiversity decline, soil erosion, and climate change. Forests play a crucial role in carbon sequestration, regulating the water cycle, and providing habitats for countless species.

Deforestation disrupts these ecological processes and can lead to the loss of invaluable ecosystem services. Efforts to combat deforestation involve sustainable land management, reforestation initiatives, and the promotion of responsible forestry practices.

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Answer:

Explanation:

These are all the factors that are included in watershed conservation. Watershed conservation is very important to the environment for several reasons. Freshwater from the watershed is often used by people for the purposes of drinking, cleaning and bathing. Conserving this source allows us to avoid the depletion of freshwater supply. Moreover, it is important to ensure that such water is not polluted, both for the benefit of humans, as well as to ensure that plants and animals that require this water are able to access it safely.

Answer:

D

Explanation:

Answer:

Competition for light and resources with grasses

Explanation:

Mosses are small, flat brioftas that have no conductive vases, flowers, fruits and seeds. In a situation where a region has an intense density of trees as shown in the question above, mosses may be left with a limited amount of resources necessary for their survival, which will decrease their population. As a result, the moss will compete with other plant species.

In relation to the question above, the population of mosses would decline due to the competition for resources with grasses, this is because grasses have advantages in the absorption of resources, due to their biology.

Answer:

I think it is c

Explanation:

Look at the key words I and think

Answer:

nucleus

capsule

cell wall

cell membrane

pili

Explanation:

Bacteria are germs present around us as organisms that can be seen through a microscope and not with our na ked eye. They are also present inside of our bodies.

The drop down of the answers related to bacteria are given below:

Bacteria are prokaryotes, and they have no cell nucleus.

The outside of a bacterial cell is covered by a structure called a capsule.

The cell wall provides a rigid structure...

The cell membrane helps to transport ions,...

The Pilus allow DNA to be transferred from one bacterium...

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Answer:

I dont know like 120???? use google or socratic

The correct option is B.