Biology
Biology, 15.10.2019 05:00, mckenziealexander

Which of the following statements about regulation of the lac operon is true? select all that apply. when glucose is present but lactose is absent, gene expression is activated at the lac operon. the presence of glucose in the growth medium does not affect the level of gene expression activated by the presence of lactose. the lac repressor can dissociate from the operator in the presence of glucose. gene expression is high when the lac repressor is not bound to the operator and glucose is unavailable. gene expression is high when the lac repressor is not bound to the operator and glucose and lactose are available?

answer
Answers: 1

Other questions on the subject: Biology

image
Biology, 22.06.2019 03:00, babygirlqueen5588
Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.
Answers: 2
image
Biology, 22.06.2019 06:50, noobieplayerxd
The fascicles of the deltoid are ; the fascicles of the pectoralis parallel; bipennate fusiform; unipennate multipennate; triangular bipennate; fusiform
Answers: 3
image
Biology, 22.06.2019 14:00, scottcourtney460
Scientists are conducting a study on the effectiveness of a new drug on memory loss. they are giving some of the test subjects the new drug to find out if it improves their long-term memory. which are possible limitations of this study? check all that apply. a) test subjects may want to participate in additional experiments. b) test subjects may think they should be paid more. c) test subjects may get bored and want to quit early. d) test subjects may have to travel during the experiment. e) test subjects may have full-time jobs. this is multiple choice. you for the !
Answers: 2
image
Biology, 22.06.2019 14:40, nghtcll
The two main stages of cell division are called
Answers: 2
Do you know the correct answer?
Which of the following statements about regulation of the lac operon is true? select all that apply...

Questions in other subjects:

Konu
Mathematics, 02.10.2020 23:01