20 points!!! A. These grains contain male gametes (sperm cells):

B. This structure contains female gametes (egg cells):

C. This colorful structure attracts pollinators to the flower:

D. This structure has a sticky surface to trap pollen grains:

E. This structure produces and stores pollen:

F. These structures allow sperm cells to move through the style:

G. This cup-like structure holds the flower:

H. These structures protect the maturing flower bud:

I. This structure contains the female organs of a flower:

J. This structure contains the male organs of a flower:

Agene in a type of bacteria when the ses bacteria reproduce asexually this mutation can only be inherited by

In german cockroaches, curved wing (cv) is recessive to normal wing (cv+). bill, who is raising cockroaches in his dorm room, finds that the frequency of the gene for curved wings in his cockroach population is 0.6. in his friend joe’s apartment, the frequency of the gene for curved wings is 0.2. one day joe visits bill in his dorm room, and several cockroaches jump out of joe’s hair and join the population in bill’s room. bill estimates that, now, 10% of the cockroaches in his dorm room are individual roaches that jumped out of joe’s hair. what is the new frequency of curved wings among cockroaches in bill’s room? 0.69 0.4 0.5 0.31 0.20

Environmental differences within ecosystems are generally caused by