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marishachu [46]
4 years ago
10

Describe facilitated diffusion of glucose through carrier proteins

Biology
1 answer:
Mrac [35]4 years ago
4 0

Answer:

Facilitated diffusion is a kind of <u>passive diffusion</u>* that utilizes a <u>carrier protein/channel proteins in the cell bilayer</u> that lets molecules pass untouched by the hydrophobic bilayer. This is a common form of transport for <u>polar molecules</u> like <em>carbohydrates (glucose for this question)</em>, <em>amino acids, ions</em>, etc. Glucose transporters or GLUT bind specific molecules from outside of the cell membrane then transport it inside the cell by undergoing a conformational change in shape.

These process usually <u>happens in red blood cells.</u>

*Passive diffusion is a kind of cell transporting mechanism that <u>doesn't require energy or the use of ATP</u>. It either diffuses freely or with the use of proteins.

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Answer:

root hairs → 1. absorbs water and nutrients from the soil

vascular tissue → 2. consists of xylem and phloem

chloroplast → 3. the site of photosynthesis inside the cell

stem → 4. holds the leaves up high into the sunlight

leaf → 5. acts like an umbrella to absorb light  

terminal bud → 6. the growing part of the stem

taproot → 7. roots that reach deep into the ground

Explanation:

I have been able to match each term to its correct description.

From the above, we will discover that these are parts of a plant. These parts of the plant enable the plant to carry out photosynthesis and to exist.

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