1. for a behavior to evolve under the influence of natural selection, that behavior must be
a. influenced by genes
b. neither adaptive nor harmful
c. acquired through learning
d. related to predator avoidance

i think it might be a or d !

Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.

Which would happen if more forests were cut down? a. the nitrogen cycle would be stopped b. nitrogen would be fixed by bacteria more quickly c. the amount of co2 in the atmosphere would increase d. fossil fuels would build up in the soil c the amount of co2 in the atmosphere would increase

Name the organs of humanelemintary canal.