Answer:
(a) and (d) are correct
Explanation:
AIDS is a disease that's usually transmitted by sexual contact and breast feeding.
During the winter time, the total number of hours of sunlight decreases. What effect would this have on the process of photosynthesis? The rate of photosynthesis would decrease and less glucose would be produced. ATP is considered to be an energy carrier molecule.
It depends on the statement, but most aren't true from my perspective. Perspective also determines the validity of the statement.
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Fish and marine mammals sift out the salt from the water, then they drink it.