The answer is the american medical association.
Answer:
C
Explanation:
Active transport is against gradient.. Or uphill movement.. So we have to spend energy.. Which are in the form of ATP(adenosinetriphosphate).
lightning striking a metal pole
Answer:
Magma that flows then cools on the earth's surface fast enough that there is no time for any crystals to form on the rocks and are as smooth as glass.
Explanation:
First eliminate choices C and D since they both mention that fact 1 is crossing over ( which is also referred to as genetic recombination) . So you're left with A and B and the correct answer is B .
