What is the major function of valves in human veins
1 answer:
To prevent blood flowing back after each heartbeat. They ensure that the blood flows only in one direction (back to the heart).
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B. I think correct answer
Answer:
Using a combination of policy tools prevents the use of mandatory policies.
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Answer: there is a 50% chance that they will have kids with blue hair and 50% chance they would have a blue body
Explanation:
Answer:
I think its organic material from plants and animals
Explanation
Edge 2020
If a set of data is highly precise, it generally "indicates that the data must have a high level of accuracy" although there can be other crucial factors affecting the data as well.
