What role does the heart play in helping the circulatory system perform its functions?
2 answers:
Answer:
Blood circulates through a network of vessels throughout the body to provide individual cells with oxygen and nutrients and helps dispose of metabolic wastes
Explanation:
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Answer:
B i think
Explanation:
C is the correct answer.
Answer:
There is gravitational attraction between them
Answer:
cells are regulated by their oxygen uptake
The chromosomal defect is caused when I part of a chromosome breaks off at either end attaches to another chromosome is called Translocation.
