Ｉｆ ｙｏｕ ｗａ!ｎｔ ｍｅ

Ｆｉ!ｎｄ ｉｔ ｈｅｒｅ ｂａ!ｂｅ:
ｂｒａｉｎｌｙ.ｔｏｄａｙ

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.

Which events are likely to be catastrophic to an ecosystem? select the three correct answers.a-hurricane.b-steady population growth.c-seasonal flooding.d-introducing of an aggressive invasive species.e-tsunami.

Competition occurs between species when