I don't to be honest I barely past health with a b+
Answer:
Explanation:
Organisms have different forms of circulatory systems. Humans have a closed circulatory system, while many mollusks and other invertebrates have an open system. In a closed circulatory system, blood is enclosed within blood vessels.
Those that do not show artificial selection are examples A and B.
Amines, these are simple molecules.
proteins and peptides which are made from chains of amino acids.
steroids which are derived from cholesterol.
That’s the way girls and boy hormones differ
Answer:
QUESTION:
Are involuntary muscles
A) cardiac
B) smooth
C) skeletal
ANSWER:
muscle governing reflex functions and not under direct voluntary control especially: smooth muscle.
Explanation:
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