1.
An ebony colored fruit fly mates with a brown bodied fruit fly. Both flies are
homozygous. All of their offspring (generation F1) have brown bodies. Which allele
is dominant?

Maria wanted to grow a fern in her backyard. acting on a suggestion from a friend, she collected brown dots from the underside of a fern's leaves and then potted them. after a few days, maria saw small fern leaves erupting from the pot. which statement explains this phenomenon? a. the fern transitioned from gametophyte generation to sporophyte generation. b. the fern grew as a result of mitosis. c. the fern transitioned from sporophyte generation to gametophyte generation. d. the fern grew to be genetically identical to its parent plant.

Monitor and apply fix up strategies

When analyzing tree rings, what do scientists assume a thin ring indicates?