Biology, 25.09.2019 08:30 alyssabailey

Microbial cells first evolved on earth approximately billion years ago.

Answers: 1

Show answers

Other questions on the subject: Biology

Biology, 22.06.2019 11:00, nakeytrag

You want to cultivate some exotic plants at your farm. however, the climate is chillier than the temperature range favorable to the crop. which is the best method to use for the cultivation of this exotic crop? a. use a crop rotation method b. use a lot of fertilizer c. prepare the seed bed properly d. use a greenhouse e. use irrigation

Answers: 1

continue

Biology, 22.06.2019 20:50, kaleahearly123

Choose the best definition of allele. a. one of several possible versions of a gene, which each produce a different phenotype b. an organism that's purebred for a given trait c. the process of fertilizing a plant with pollen from another plant d. a set of genes that are located on the same chromosome and so are tightly linked

Answers: 1

continue

Biology, 22.06.2019 21:20, Tink2334

Which allele is expressed in the first-generation offspring of parents that have two different traits? a. the segregated allele b. the true-breeding allele c. the recessive allele d. the dominant allele

Answers: 2

continue

Biology, 22.06.2019 22:00, ghostlyfrost67p8u0ey

American scientist, linus pauling, was one of many scientists racing to discover the molecular structure of dna. pauling initially thought that the molecule was a triple helix. later, james watson and francis crick unveiled their double helix model, which turned out to be an accurate description of the molecule's shape. why did watson and crick succeed when pauling failed?

Answers: 1

continue

You know the right answer?

Microbial cells first evolved on earth approximately billion years ago....