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Andrews [41]
3 years ago
9

What portion of the cell membrane is responsible for preventing unwanted materials from entering the cell?

Biology
1 answer:
spayn [35]3 years ago
7 0
Answer: = <span>The phospholipid bilayer</span>
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The 1st organism in a food chain must always be what type of organism ?
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What are material in food chains
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How does niche affect organisms populations in an ecosystem
Mrac [35]

Answer:

Without the ecological niches, there would be less biodiversity, and the ecosystem would not be in balance.

Explanation:

A species' ecological niche can be defined as the range of resources and conditions allowing the species to maintain a viable population a more simple definition is if two species have the same niche, one species will exclude the other.

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