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Serggg [28]
3 years ago
13

The____________are very small blood vessels constituting the end of an artery or vein where the exchange of vital substances tak

es place.
Biology
1 answer:
solmaris [256]3 years ago
8 0
Answer: the capillaries.

<span>The blood capillaries are blood vessels with very small caliber. They form the blood distribution and collection network in cells. They are the communication between branches originating from the arteries and with the smaller veins. It is on the walls of the capillaries that occurs <span>the exchange of water, oxygen, CO2,  other nutrients and chemical residues.</span></span>
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Question 3
kirill115 [55]

Answer:

A

Explanation:

In the sequence of answer A, the letter in [CGGA] has been removed in the mutated sequence [-CGA].

5 0
2 years ago
Do all the days of the year have the same amount of daylight? yes or no how?
Ket [755]

Answer:

No

Explanation:

Atmospheric refraction raises the sun about 1/2 degrees upward in our sky at both sunrise and sunset. This advances the time of actual sunrise, while delaying the time of actual sunset. This gives several minutes of extra daylight, not just at an equinox.

4 0
2 years ago
Which evidence has led scientists to conclude that there are different layers within Earth's interior?
Elenna [48]

Answer:

Explanation:

1) análisis de datos de ondas sísmicas

8 0
3 years ago
What evidence for the age of the Earth is indicated by the fact that sedimentary rock is found on mountain tops?
ruslelena [56]
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6 0
3 years ago
Why accurate biological drawings are more valuable to a scientific investigation than an artistic approach?
viktelen [127]
Scientific drawing is made-up to be precise and founded on real living things or fossils. Artistic drawings do not have to have any origin in realism and it can be abstract and it does not have to tolerate any similarity to any real life object. Artistic drawings are not unavoidably meant to be a faithful reproduction of anything in nature even though that was once the aim in the distant past before the invention of photography. Constructing good biological drawings be situated significant in that they aid to develop more accustomed with the topic over vigilant consideration to the smallest feature. Drawings allow to progress observational skills which is the principle of good science. Good drawings are those that abridge, highlight, review, and explain all at once. For these explanations, consideration to the smallest feature is precise significant. Biological drawings are not destined to be artistic masterpieces but are more like graphic notes that help record a set of observations. As such, these observations must be accomplished in class with the specimen directly observable.
5 0
3 years ago
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