Atypical adult male ?
a. produces sperm up to about 65 years old.
b. produces sperm during a monthly cycle.
c. is born with all the sperm he will ever produce.
d. produces several hundred million sperms each day

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.

Which statement explains how gravity and intertia work together

Ascientist is designing an investigation to study the impact of invasive bird populations on local, native bird populations at backyard bird feeders. what population is most likely to be a control group for the investigation? amount of food number of bird feeders invasive bird populations local backyard birdfeeders without food