Biology, 10.10.2019 06:30 drakesmith43

Which describes a promoter?
a. the first part of an operon that regulates where, when, and to what level a gene is expressed
b. the part of an operon that, if attached by a repressor protein, suppresses the expression of a gene
c. a cluster of genes that are expressed or repressed as a group
d. an enzyme that dna unzip prior to transcription.

Answers: 3

Show answers

Other questions on the subject: Biology

Biology, 21.06.2019 19:10, jahnoibenjamin

Liquid water turns into water vapor at which step in the water cycle

Answers: 2

continue

Biology, 22.06.2019 05:30, gabiii262

Food webs - transferring energy and matter from one level to another. here you see four food webs. one or more are incorrect. which food web(s) show the correct sequence of organisms, from start to top level consumer? a) a b) d c) c d) a and d

Answers: 2

continue

Biology, 22.06.2019 07:00, jorgelive5870

In 2001, records showed that local stocks of fish were down worldwide. yet, records of harvests indicated that fish were being taken at records rates. what was actually happening?

Answers: 3

continue

Biology, 22.06.2019 07:00, Bengynease2598

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?

Answers: 3

continue

You know the right answer?

Which describes a promoter?
a. the first part of an operon that regulates where, when, and to...