Which parts of a mushroom help to distribute water and keep the mushroom from getting water-logged? A. Stem and Volva
B. Cap and Skirt
C. Hyphae and mycelium
D. Gills and Spores

Suppose you are estimating the size of a blue crab population. what is the population size if the number marked in the first catch is 40, the total number in the second catch is 200, and the number marked in the second catch is 50?

What evidence did mendel find that supported his law of independent assortment? a. dominant traits are expressed when there is a dominant allele. b. traits do not affect the inheritance of other traits. c. some traits have three or four different alleles. d. plants and animals can both reproduce sexually.

List two limitations of natural selection