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Art [367]
3 years ago
8

This is an area of the ocean where bottom layers of water, which are colder and richer in nutrients, are forced up to the surfac

e. This is an area of high productivity.
a. upwelling
b. aphotic zone
c. pelagic zone
Biology
1 answer:
Dmitriy789 [7]3 years ago
5 0
The answer is a. Upwelling
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1) explain how a normal eye accommodates to focus on a nearby object ?
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Answer:

1) Accommodation is the process of changing the shape of the lens to focus on near or distant objects.

  • <em>To focus on a near object</em> – the lens becomes thicker, this allows the light rays to refract (bend) more strongly.
  • <em>To focus on a distant object </em>– the lens is pulled thin, this allows the light rays to refract slightly.

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7 0
3 years ago
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What are the functions and vessels of the heart, and what are some cardiac disorders that might be life-threatening to a person
zavuch27 [327]

Answer:

The cardiovascular, or circulatory, the system supplies the body with blood. It consists of the heart, arteries, veins, and capillaries. but the things that might be life-threatening to a person or animal are;

Explanation: angina is a type of chest pain that occurs due to decreased blood flow into the heart this can harm animals and people. there is also - - - arrhythmia,which is or an irregular heartbeat or heart rhythm,

- congenital heart disease, in which a problem with heart function or structure is present from birth.

-coronary artery disease, which affects the arteries that feed the heart muscle.

- Heart attack, or a sudden blockage to the heart’s blood flow and oxygen supply this can kill. heart failure, wherein the heart cannot contract or relax normally,

- dilated cardiomyopathy, a type of heart failure, in which the heart gets larger and cannot pump blood efficiently and the last one is  

- hypertrophic cardiomyopathy, in which the heart muscle walls thicken and problems with the relaxation of the muscle, blood flow, and electrical instability develop

these are only a few that can harm or even kill a living thing like and animal or person these things are really harmful.

I hope this helps you!!

5 0
2 years ago
Plants make energy. Some of it they use to perform the necessary functions of living. What do they do with any excess energy?
NNADVOKAT [17]

Answer:

A) They release the excess energy as heat.

Explanation:

when plants absorb more energy than they use it can damage critical protein. to prevent this plants turn the excess energy into heat and send it back out.

6 0
3 years ago
Which two examples show adaptations for plants growing in the desert?
aleksklad [387]

there is no clear evidence about plants evolving in the desert, or fossils of any kind of cactus despite their distribution over a large area. But, scientists are of the opinion that they acquired specific attributes millions of years ago, as a response to the vastly changing climate and conditions.

-Desert plant root system

A typical desert plant has a deep root system, which is a specific physical mechanism. As the roots grow deep down the soil, they absorb soil water, which is then transported to the upper portions of the plant.

-Desert plant leaves

Bear small foliage with waxy surface to minimize transpiration (loss of water through stomatal pores), which in turn, helps to conserve water.

4 0
3 years ago
Please HELP IM TIRED OF THOSE BOTS
elena-14-01-66 [18.8K]

Answer:

C

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There are several cells, therefore it is multicellular. They also have nuclei, meaning that this organism is a <em>multicellular eukaryote.</em>

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