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Iteru [2.4K]
3 years ago
12

What is diffusion? What function does diffusion have in cells?

Biology
1 answer:
Svetach [21]3 years ago
7 0
Diffusion is the movement of particles across a membrane or the collision of molecules resulting in them to spread apart. Diffusion in cells helps exchange materials.
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3 years ago
Gas exchange
Andre45 [30]

Question: Below is a list of functions performed by organisms. Examine the list, then answer the question that follows.

gas exchange

intake of nutrients

disposal of wastes

stimulus response

reproduction

How do these functions compare between single-celled and multi-celled organisms?

A. Single-celled organisms can perform all of these functions, while multi-celled organisms can perform only some of these functions.

B. Single-celled organisms must perform all of these functions with one cell, while multi-celled organisms can have specialized cells for different functions.

C. Single-celled organisms can perform only some of these functions, while multi-celled organisms can perform all of these functions.

D. Neither single-celled organisms nor multi-celled organisms can perform all of these necessary functions.

Answer:

Option B, Single-celled organisms must perform all of these functions with one cell, while multi-celled organisms can have specialized cells for different functions.

Explanation:

All these functions are performed by both single celled and multi-cellular organism. A single cell has several microscopic organelles that performs specific functions while a multi - celled organism has different body organs/tissues to perform specialized function separately.

A cell exchange gas through the cellular membrane, intake nutrients through engulfing, dispose waste by lysosomes, stimulus response by sensory hairy structure and reproduction through cell division

Hence, option B is correct.

5 0
4 years ago
What else could have caused these results?
BigorU [14]
What results? We don’t know what you’re talking about so we have nothing to base our answer on. Next time you could provide a picture of the results or what brought to the results. Sorry but this question is un-answerable.
4 0
3 years ago
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