The part of the nervous system that allows the brain to regulate digestion, heart rate, and respiration without our conscious attention is the:

The act of purposely repeating information to maintain it in short-term memory defines _____

a) rehearsal. b) chunking. c) the method of loci strategy. d) the positive bias of memory.

All genes are composed of specific sequences of _______ molecules

a) DNA b) zygote c) ovum d) sperm