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s344n2d4d5 [400]
3 years ago
9

Help me please please

Biology
2 answers:
disa [49]3 years ago
4 0

Answer: I think it id b  But im not positive

kow [346]3 years ago
4 0

Answer: I'm positive it's B. (Forgive me if I'm wrong.)

Explanation: Biologic isolation can lead to hybrids and it changes the genes. Take the albatross for example.

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3 years ago
Membrane receptors are used by which types of hormones?
Ivahew [28]

Answer:

Lipid insoluble hormones/Peptide hormones

Explanation:

Hormones produce their effect by binding to speific receptor. These receptors may be intracellular or membranal.

Membrane receptors;

The lipid insoluble hormones cannot cross the plasma membrane thus their receptors are found on plasma membrane. These are usually peptide hormones.

Examples; Insulin.

Intracellular receptors;

The lipid soluble hormones can cross the plasma membrane thus their receptors are found in cytoplasm. These are usually steroidal hormones.

Example; Testosterone.

5 0
3 years ago
The cell membrane is made up of a double layer called dna bilayer
GrogVix [38]

Answer:

The cell membrane is composed mainly of phospholipids, which consist of fatty acids and alcohol. The phospholipids in the cell membrane are arranged in two layers, called a phospholipid bilayer.

Explanation:

8 0
2 years ago
Explain how diffusion limits the size of a cell.<br> 9th grade level
Arisa [49]

Answer:

Diffusion is powerful over a particular distance and bounds the size that a character cellular can gain.

Explanation: If cellular is an unmarried-celled microorganism, consisting of an amoeba, it is able to satisfy all of its nutrient and waste needs via diffusion. If the mobile is too massive, then diffusion is useless at finishing all of these responsibilities.

8 0
3 years ago
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Your teacher is describing a forest biome. She tells the class there are many small mammals such as squirrels, voles and mice. S
ycow [4]

Answer:

its b

Explanation:

8 0
2 years ago
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