A group of salamanders lives deep in the forest, where the ground is nice and moist, and there is a lot of shade from the sun. In this scenario, which of the following is the organism?

a. salamander
b. shade
c. moist soil
d. the sun

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim

Which of the following are not included as modern mammals that evolved during the eocene epoch? primates artiodactyls perissodactyls none of the above

This rapid change in species that rarely leaves behind fossil evidence is referred to as