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ser-zykov [4K]
3 years ago
12

What functions do endocytosis and exocytosis carry out for the cell ?

Biology
1 answer:
Genrish500 [490]3 years ago
3 0
Endocytosis carry substances into the cells, and exocytosis is what the cell rejects.
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Why does hypertension have negative effects on health and homeostasis
maksim [4K]

Hypertension  (high blood pressure) has negative effects on health because people with this condition have a higher risk for heart disease and other medical problems than people with normal blood pressure.

If left untreated , hypertension can lead to :

1. heart attack

2. Stroke

3. enlarged heart

4. Kidney damage.

 Once the kidneys are damaged, homeostasis in the body is severely impaired because the body no longer has the ability to clear waste  products, which when they accumulate tend to poison  the body leading  to such conditions as uremia.


4 0
3 years ago
Why are frogs said to have “two lives” ?
Vladimir79 [104]

Answer:

  • One because they are amphibians
  • two because amphibian means two lives
  • third because they live on land and sea
  • Fourth because they live longer (I think)

Explanation:

Frogs begin their lives in the water as eggs and then tadpoles and when they are fully developed they live on land.

  • Hope this helps
  • Hope this is correct
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6 0
3 years ago
Read 2 more answers
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olga55 [171]
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3 0
3 years ago
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Identify the model that best represents the plasma membrane of a hypothetical cell that exists in a nonaqueous environment and w
Klio2033 [76]

Answer:

The models are missing in the question. The models along with the question is provided in the attachment below.

The answer is : Model A represents the Plasma membrane.

Explanation:

According to the question, model A represents the plasma membrane. The reasons are :

(a). In the model A, the bilayers consists of two leaflets of the amphipathic lipid molecules. Here the polar head groups is in contact with the intra cellular or the extra cellular non aqueous phase, where the non polar tails are facing each other constituting the hydrophobic interior of the membrane.

(b). Lipid are not rigid as well as static structure. In the lipid bilayer, the lipid molecule are able to rotate around their axis freely and diffuse laterally with each leaflet.

(c). The plasma membrane acts as the selective plasma membrane.

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3 years ago
What is the difference between spring, neap, perigean, and apogean currents?
ArbitrLikvidat [17]
Spring currents are made when the moon is in the full or new phases, and are stronger currents. Neap currents are made when the moon is in first or third quarter phases, and are weaker currents
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