The two brassica morphs used in this lab differ at the body color locus. list 3 other aspects of phenotypic variation that you might reasonably expect to see among plants:

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

Compare and contrast cladistics and phylogeny. what are their advantages and disadvantages? which is the most useful in understanding how an organism developed into its current form? which concept most strongly supports your opinion about the origin of any given organism?

All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time