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Fiesta28 [93]
3 years ago
13

what type of transport takes place when a protien allows an ion to enter a cell, but no additional energy is needed to make this

happen?
Biology
1 answer:
sweet [91]3 years ago
5 0

Answer:

The answer is facilitated diffusion. It requires no energy because the ions are traveling down the concentration gradient. Facilitated diffusion is important for the regulation of ions in a cell. It also enables ions to pass across the hydrophobic layer of the cell membrane composed of phospholipids.

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Function of plasma membrane​
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The plasma membrane, or the cell membrane, provides protection for a cell. It also provides a fixed environment inside the cell. And that membrane has several different functions. One is to transport nutrients into the cell and also to transport toxic substances out of the cell.

3 0
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What did chloroplasts evolve from according to the endosymbiotic hypothesis?
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<span>The theory puts forward the concept that chloroplasts were developed from one form of prokaryotic organisms taken up inside a primordial eukaryotic cell. This is an organism form that uses light energy to divide, this part of its processes became the chloropplast whilst another formed the origin of mitochondria.</span>
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What determines the air temperature of a location on Earth?
Mashutka [201]

Answer:

A locations air temperature is affected by it's distance from the equator. The closer the location is to the equator, then the more energy that it will receive from the big beautiful, and hot sun.

Hope this helps!

8 0
3 years ago
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Are somatic cells in mitosis, meiosis, or both
Nonamiya [84]

Answer:

both

Explanation:

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(Select all that apply.) Which of the following does the plant need in order for it to germinate and develop? genetic informatio
tatuchka [14]

Answer:

genetic information, energy, soil

Explanation:

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In order for this to occur, the seed needs some factors that degrade its entire development. These factors are genetic information, energy and soil

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3 years ago
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