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Alla [95]
3 years ago
11

3. Which of the following statements best explains how the cell membrane 1 point

Biology
1 answer:
Sav [38]3 years ago
6 0

Answer:

The movement of specific substances into and out of the cell is controlled by the cell membrane.

Explanation:

The cell membrane is permeable, so it allows for the passage of substances both into and out of the cell. It is also selective, so only specific substances can enter and exit the cell.

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If a species makes up a small portion of the community by weight, yet exerts a disproportionate influence on community diversity
Marrrta [24]

Answer:

The correct answer will be- Keystone species

Explanation:

The structure of a community is largely determined by the number of species present in the community called species richness and the species diversity.

The species which can play an important role in determining the community could be of two types the foundation species and keystone species.

The species which directly influence the diversity of a community irrespective of their number and abundance is known as the keystone species.

In the given question since the question has discussed the species which disproportionately influence the diversity of the community is known as keystone species.

Thus, keystone species is the correct answer.

8 0
3 years ago
Select all that apply. What characteristics do mutations have?
Vinil7 [7]
Well mutations can be a positive or a negative feature. Some mutations can be used as a camouflage so stay safe from predators. Other mutation could give off a bright color which would make it hard to stay hidden from predators.
Hope This Helps!
4 0
3 years ago
Client’s labor has progressed to the point where she is 6 cm dilated; however, the fetal head is not engaged. an amniotomy is pe
denis23 [38]
The nurse should inspect the perineum. After membrane rupture, the umbilical cord may have bulge into the vagina blocking the fetus from coming out. The perineum area should be checked to confirm that this has not happen. The checking should be done at regular interval until the baby comes out.
6 0
3 years ago
Diagram of gastrulation and neurulation?
kozerog [31]
Following gastrulation, the next major development in the embryo is neurulation, which occurs during weeks three and four after fertilization. This is a process in which the embryo develops structures that will eventually become the nervous system
8 0
3 years ago
The chemical formula for energy is: *<br> 1.DNA<br> 2.RNA<br> 3.ATP<br> 4.ADP
AfilCa [17]

Answer:

ATP

Explanation:

ATP is a chemical forumal for enegry

5 0
3 years ago
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