Animal research suggests that in male rats the is critical for the ability to engage in sexual behavior, but not for the motivation to do so.
nucleus accumbens
amygdala
medial preoptic area of the hypothalamus
hippocampus

The provisions of subpart d, of the hhs regulations, additional protections for children involved as subjects in research apply to: all research involving childrenall research that is > minimal riskall research funded by any federal agencyall research funded by hhs

Why does the united states constitution require that a national census be taken every ten years?

Nami conducts an investigation on plants. she places a grow light on a timer to give the plants different amounts of light to see if this would affect their growth. in this investigation, the amount of light is the .