The correct answer only!

what determines gender in humans?

a. only the x chromosome

b. the x and y chromosomes

c. chromosome 21

d. epistasis

You arrive late to a biological seminar. however, just as you enter the room, you hear the speaker referring to the "five-prime end" and the "three-prime end" of a macromolecule. immediately, you know that they are talking about a: ]

Apart of an ecosystem that can restrict the growth of a population is referred to as

Which of the following happened during the precambrian era? the first prokaryotic cells the first eukaryotic cells development of photosynthesis all of the above