If we follow a population through time and observe that allele frequencies change or genotypic frequencies change in this population, this may be because . a. the population size is small. b. mutations have occured c. selection is operating on the locus. d. Any of the other answers could be a possible reason.

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

What noticeable trend from this graph might be used to make a conclusion?

Select all the correct answers. which statements fail to meet the requirements of a scientific claim? a). in the final 100 meters of a 10,000-meter race, an athlete's speed is more strongly related to anaerobic efficiency than to aerobic efficiency. b). flowers that reflect the most ultraviolet light are more likely to attract bees and other pollinators than flowers that reflect less ultraviolet light. c). the evidence supporting newton's laws of motion was accurate in newton's time, but the universe operates differently today. d). even though evidence indicates that the solar system's planets follow elliptical paths, copernicus's model involving circular orbits is true.