An element with atomic number 10 is located to the blank of an element with atomic number nine

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.

During binary fission, what events must occur before the cell splits into two new cells?

_tissues respond quickly to outside stimuli a) epithelia b)nervous c)muscular d)muscular and nervous