If an allele makes up one half of the frequency of a population's allele for a given trait, its allele frequency is?
a. 100 percent
b. 75 percent
c. 50 percent
d. 4 percent

According to the law of conservation of energy, energy can neither be created nor destroyed. if this is true, why is there less energy in the top of the energy pyramid than there is in the bottom of the energy pyramid?

Which of these statements best describes the st. lawrence seaway? the st. lawrence seaway connects the st. lawrence river with the arctic ocean. the st. lawrence seaway provides an important trading route between the u.s. and mexico. the st. lawrence seaway provides an important trading route for the u.s, but has little value for canada. the st. lawrence seaway connects the great lakes, the st. lawrence river, and the atlantic ocean.

Ineed some everybody. the production of cells during mitosis into specialized function is called: recombination or differentiation