Mining has only short-term effects on the Earth. Please select the best answer from the choices provided T F

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.

Climate warming trends allow plant and insect species to inhabit larger ranges. select the best answer from the choices provided

Why has two different alleles for the same trait?