Paleontologists have discovered several ancestors of the modern horse.

Based on the skeleton, the skull, and the leg bones, which fossil is the oldest?

Which fossil is most like a modern horse?

Which part of the cell is affected by the movement of molecules through diffusion, osmosis and active transport?

Consider the classification levels of a human. eukarya ,animalia ,chordata ,mammalia ,primates, hominidae ,homo ,sapiens .which is the most specific taxonomic level in the classification system above? a sapiens b homo c hominidae d primates

Why did mendel use pea plants in his experiments? a. they have no alleles. b. they are haploid organisms. c. they reproduce quickly. d. they are all male.