Answer:
A. The atria are contracting and pushing blood into the bottom ventricles of the heart.
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Answer: A
Explanation:
because she wants her baby to not know she is the mother, closed adoption would be the answer
Drugs and supplements are similar in that both have an effect on the nervous system and that both are psychoactive substances. They are different in that drugs are often necessary to help someone overcome an illness, while supplements are optional and not necessary.
Answer:
Exactly in the four elements iron, nickel, cobalt and gadolinium, there is interaction between so-called 'unpaired spins'. This interaction ensures that the magnetic moments of atoms can permanently align parallel to each other. The sum of all these small magnetizations forms the nett magnetization of the material
Explanation: