Estuaries are highly productive bodies of water. which of the following best explains the reason for this high productivity?

a. constant changes in salinity
b. act as a buffer for flooding
c. provide a habitat for many organisms
d. act as a filter for nutrients

1infants internalize what they take in through their senses and                a.  show no signs of remembering it.      b.  vocalize it.      c.  display it in physical movements.      d.  forget it immediately.2 early experiences have a impact on the architecture of the brain.                a.  decisive      b.  mild      c.  minimal      d.  moderate  3which of the following is an infant's main learning tool in the first months after birth?                 a.  mouth      b.  music      c.  book exposure      d.  hands

Fats are the most concentrated form of

Achemical substance that people of any age may not lawfully manufacture, possess, buy, or sell is known as a(n) a. over the counter drug b. prescription drug c. medicine d. illegal drug