<span>This theory is called punctuated equilibrium. In this theory it is explained that there are very long periods of no change at all to a species, yet there are also bursts of evolutionary change interspersed within the time period. The period of remaining the same throughout time (most of the time) is called stasis, and is present within this theory of punctuated equilibrium.</span>

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3 years ago

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Assignment Summary For this assignment, you will model the structures of the cell and describe their functions. You will do this

iren [92.7K]

The model of the structures of the cell and and their functions is given in the image attached.

<h3>What are the cell structure and their functions?</h3>

Some explanation on structure of cells is given below:

The nucleus:

This is known to be the key or major organelle that tends to sustain or hold the genetic information that is needed for reproduction and cell growth as well as development.

Note that all cell is known to be made up of one nucleus and also a kind of membrane-bound organelles that can be seen in the cytoplasm.

Mitochondria:

This is known to be a double membrane-bound organelle that is known to function by acting as the site for the energy transactions and it is made for the survival of all cell.

Therefore, The model of the structures of the cell and and their functions is given in the image attached.

Learn more about Cell structure from

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2 years ago

Examine the energy pyramid below. How does the first level affect the carrying capacity of the ecosystem?

scZoUnD [109]

Answer:

The amount of energy in the first level determines how many animals can be supported on the subsequent levels.

The first level of the energy pyramid usually consists of the producers which are the main source of energy for a food web or a food chain. They determine that how many number of species can be supported by the particular ecosystems at each subsequent levels of the energy pyramid. They are the main source through which energy arises in an ecosystem.

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3 years ago

During photosynthesis, plants use (what) obtained from animals.

Vladimir [108]

They use Carbon dioxide

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