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Nana76 [90]
3 years ago
7

Plz help asap! What is the best explanation of how the fluid mosaic model helps explain the selective permeability of cell membr

anes?
Cholesterol embedded in the phospholipid bilayer allows passage of certain molecules.
The phospholipids are flexible and can slide past one another, allowing small gaps that molecules can penetrate.
The phospholipid bilayer allows osmosis while preventing diffusion of H2O molecules.
The phospholipid bilayer provides the cell's protection, while embedded proteins allow passage of some molecules.
Biology
1 answer:
Bond [772]3 years ago
4 0
The first one cholesterol embedded in the .......
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In which type of cells would you find a permanent (Sap)vacuole: a plant or a animal cell
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Answer:

<em>The answer is plant cells they would be the type of cells you would find a permanent. an animal cell would not have that.</em>

Explanation:

<em>The reason plant is the answer is because plant cells contain a cell wall made of cellulose to strengthen the cell. They also have a permanent vacuole which is filled with cell sap to help keep the cell turgid.</em>

<em>The reason why animal cells don't have a permanent is because Animal cells may have more than one vacuole, and they are smaller than a plant cell's. Vacuoles are used to store materials in the cell that may be used by the cell or wastes that must be moved out of the cell.</em>

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3 years ago
Some blue-green algae contain gas vacuoles that allow them to adjust the air concentration inside their cells. How does this int
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Answer:

float

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Two species of frogs belonging to the same genus occasionally mate, but the embryos stop developing after a day and then die. th
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3 years ago
The ______ in lycophytes are called microphylls.
liberstina [14]
~Hello there!

Your question: <span>The ______ in lycophytes are called microphylls.

Your answer: </span>The leaves in lycophytes are called microphylls.

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5 0
3 years ago
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Ahat [919]

Answer:   A

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Carrying Capacity because it is showing how many ferns the rainforest can support.

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