Biology, 29.03.2021 17:50 amiahmiller79

Which one of the following statements is true ? Muluple Choice Organisms always evolve the characteristics they need to survive

Some individuals within the population must die for natural selection to occur

Darwin used molecular biology as evidence of evolution

Natural selection can only work on varation that already exists.

Convergent evoluton produces homologous structures .

Answers: 1

Show answers

Other questions on the subject: Biology

Biology, 22.06.2019 02:30, dimpleschris101

Suppose you have monohybrid pea plants in your garden and find that they produce round seed to wrinkled seeds in the ratio of 3: 1. if the allele are designated (r & r) receptively. what is the probable genotypes of the round seeds which produced f 1 ? rr & rr rr only rr & rr rr only rr only

Answers: 1

continue

Biology, 22.06.2019 04:00, anikalee

What is the name of the type of cell division that occurs in the prokaryotic cell cycle

Answers: 2

continue

Biology, 22.06.2019 05:00, chinnellepug2149

A60-tooth gear is connected to a 72-tooth gear. if the smaller gear turns 12 times, how many turns does the larger gear make?

Answers: 2

continue

Biology, 22.06.2019 09:30, xmanavongrove55

Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these