The human body contains approximately 200 major cell types. they look and function differently from one another because: select one: a. each expresses a different set of genes. b. each expresses the same set of genes, but in different orders at different times. c. each has a slightly different genome. d. each has a slightly different genome and each expresses a different set of genes.

What is required in the genotype of an individual to show a recessive trait? a.two recessive alleles b.at least one recessive allele c.no recessive alleles

According to these anatomical structures which two animals are probably most closely related

Select all the correct answers. which statements fail to meet the requirements of a scientific claim? a) in the final 100 meters of a 10,000-meter race, an athlete's speed is more strongly related to anaerobic efficiency than to aerobic efficiency. b) flowers that reflect the most ultraviolet light are more likely to attract bees and other pollinators than flowers that reflect less ultraviolet light. c) even though evidence indicates that the solar system's planets follow elliptical paths, copernicus's model involving circular orbits is true. d) the evidence supporting newton's laws of motion was accurate in newton's time, but the universe operates differently today.