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blagie [28]
3 years ago
7

What is the evolutionary basis for organisms in the class Mammalia?

Biology
1 answer:
Viktor [21]3 years ago
3 0
For what class is this for?
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Differences between arteries, veins and capillaries​
matrenka [14]

Answer:

There are three main types of blood vessels:

1)Artery ---

i) It is a blood vessel having a thick wall.

ii) It carries blood from the heart to different parts of the body.

iii) On regulatory demand of the body it can dilate or constrict.

iv) It doesn't contain any valve.

v) All arteries carry oxygenated blood except the pulmonary artery.

2)Vein ---

i) It is a blood vessel having a thin wall.

ii) It brings blood from different parts to the heart.

iii) It can't dilate or constrict under normal conditions.

iv) It contains valves that allow the blood to flow in one direction towards the heart.

v) All veins carry deoxygenated blood except the pulmonary vein.

3)Capillary ---

i) It is a very narrow blood vessel that has very thin walls.

ii) It forms a network throughout the body in all living cells connecting arteries to veins.

iii) It can dilate or constrict according to the requirement of tissue.

iv) It doesn't have any valve.

v) It contains mixed blood as it connects arteries and veins

5 0
2 years ago
Trace a drop of blood from the heart to the top of the foot by naming the blood vessels from the aorta to the artery that can be
Anit [1.1K]

Answer:

1. Arch of Aorta

2. Thoracic Aorta

3. Abdominal Aorta

4. Common/external iliac artery

5. Femoral artery

6. Popliteal artery

7. Anterior tibial artery

8. Dorsalis pedis artery.

This is what I got for this question, hope this helps!!

Explanation:

6 0
3 years ago
Which solution would help local farms if the water level in a reservoir used for irrigation became low?
Savatey [412]

Answer:

B) build wind-powered pumps to use groundwater

8 0
3 years ago
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D. an arctic fox is brown in summer and white in winter
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