When Mendel performed the f1 cross, he found that all the offspring had only the trait of one of the parents. he concluded that
A)this is the recessive form of the trait
B)that this is the dominant form of the trait
C)that this means nothing
D)that he made some kind of error with creating true breeding plants

Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry

Which term most precisely describes the cellular process of breaking down large molecules into smaller ones? a) catalysis b) metabolism c) anabolism d) dehydration e) catabolism