Is it reasonable to conclude that all mammals have evolved from a common ancestor? explain.

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

What is the following best defines climate?

What is the term for the two sets of chromatids formed in the parent cell a. haploid b. diploid c. gamete d. tetrad