The process by which biochemical elements silence certain genes is known as

Family responsibilities often increase in middle age, as many adults are caring both for their children and for their aging parents.

a. true b. false

Why would it be accurate to say that habituation is the most basic form of learning?

a) because it only happens as a result of a voluntary process b) because it takes so much effort to master c) because it is demonstrated in almost all animals d) because it only occurs in "lower" species