The excretory system of mammals relies on a pair of kidneys that maintain water and electrolyte balance in the body. a. True
b. False

How is an environment able to support different varieties of organisms?

Florian discovers a rock that is broken into pieces. each piece has several bands. which type of rock does florian predict these pieces will change into when subjected to heat and pressure? igneous magma metamorphic sedimentary

In this assignment, you will analyze an example of speciation by researching the finches of the galapagos islands. then you will answer questions to construct explanations and draw conclusions based on the information you gather. someone plz !