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Murrr4er [49]
3 years ago
14

Population density is defined as?

Biology
2 answers:
Murljashka [212]3 years ago
4 0
It is defined as well idk you gotta give me options man

tia_tia [17]3 years ago
3 0
Its the number of people per unit of area 
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Diffusion is movement of a molecule from an area of higher concentration to an area of lower concentration. True or false
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1. You homogenize a cell and isolate it from a vesicle derivative from the endoplasmic reticulum. When their biochemistry was an
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Answer:

SER, they are capable of synthesizing testosterone of Adrenocortical cells.

Explanation:

Adrenal smooth microsomal cells are  enriched in smooth endoplasmic reticulum SER, membranes of which contain high levels of translocation apparatus and oligosaccharyltransferase complex proteins. STEROID-SECRETING CELLS are characterized by abundant smooth endoplasmic reticulum (SER). These cells synthesize cholesterol as a precursor for steroid hormones or take up this substrate from plasma lipoproteins. Many of the enzymes for sterol and steroid synthesis are localized in the smooth-surfaced endoplasmic reticulum. This organelle is particularly prominent in cells of the inner zones of the adrenal and fluctuates in amount and configuration in response to hormonal stimulation and sterol levels.

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In which of the following is the term correctly matched with its description
pishuonlain [190]
I wanna say the answer is B
8 0
3 years ago
Explain the role of the cork cambium in woody plants.
kiruha [24]

Answer:

The cork cambium is a natural insulator that protects woody plants from an hostile environment.

Explanation:

The cork Cambium is a tissue that belongs to the epidermis, it is responsible for the secundary growth in the plant and replaces the epidermis in roots and stems. The cork cambium also protects the plant from overhydration, it is waterproof and has really selective ways to let the water into the plant (apoplastic and symplastic pathway).

There is some special plants in the coast of the tropical area called mangrooves, these plants has really specialized cork cambium that controls not only the water levels but also the salt levels into the plant.

The cork cambium is really important because protects and regulates the plant and its environment.

4 0
3 years ago
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