Berkowitz and LePage (1967) found that frustrated men delivered more shocks when Group of answer choices
A) they were initially depressed.
B) badminton racquets happened to be in the room.
C) they had just received a shot that lowered their serotonin levels.
D) guns happened to be in the room.

Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land

Asegment of dna that codes for rna and a protein is a

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population. b) the separated population is small, and genetic drift occurs. c) the isolated population is exposed to different selection pressures than the ancestral population. d) different mutations begin to distinguish the gene pools of the separated populations. e) gene flow between the two populations is extensive.