1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
natta225 [31]
3 years ago
15

Many mutations have been identified in the lac operon. A particular mutation prevents the repressor protein from binding to the

operator under all circumstances. Select all conditions which will lead to the operon being "on" with this mutation (For the purposes of these questions, either an extremely low level of expression or completely off are equivalent) MARK ALL THAT APPLY
Select one or more:
a. - glucose, + lactose Correct
b. - glucose, - lactose Correct
c. + glucose, - lactose
d. + glucose, + lactose
Biology
1 answer:
solong [7]3 years ago
8 0

Answer:

A and D

Explanation:

You might be interested in
Explain the symptom of hypertension ​
lina2011 [118]

Answer: 1 high blood pressure

2 headaches 3 nosebleeds 4shortness of breath

Explanation:

8 0
3 years ago
Read 2 more answers
Sequence the steps involved in the making of the cast of a shell
Alex787 [66]
1)First, prepares all the necessary equipment and material
<span>2Creating the pattern that desired for the shell</span>
<span>3)Creates the core of the shell by pouring the hollow spaces with meta</span>
<span>4)Creates molds for the shell by filling the corebox with sands and let them combined over time</span>
<span>5)Shake out the sand after the combination already cooled down</span>
<span>6) cast results are finished.</span>
3 0
3 years ago
Which part of the cell membrane prevents organisms from dissolving in water
igomit [66]
<span>Nonpolar fatty acid chains</span>
3 0
3 years ago
Read 2 more answers
12. One of the physical characteristics about a gas
Sav [38]

Answer:

One of the physical characteristics about a gas is that it is not a solid and it is an invisible gas

Explanation:

12. One of the physical characteristics about a gas

5 0
3 years ago
NEED HELP ASAP I WILL MARK MOST BRAINIEST IF CORRECT
ololo11 [35]

Answer:

c. mosses

Explanation:

Primary succession occurs in places that have never been occupied by a community. Simple species are established first, as they help enrich the soil, allowing other species to become established. The first organisms to appear in areas of primary succession are often pioneer species such as mosses or lichens.

Hope this helps. :)

7 0
3 years ago
Other questions:
  • What quantity can you tell you whether a solution is acid or basic
    6·1 answer
  • The loss of topsoil in very dry areas of the world is known as
    12·1 answer
  • Which one of these is NOT an example intercellular communication?
    11·1 answer
  • The term "hyphema" is defined as: Select one: a. compression of one or both optic nerves. b. blood in the anterior chamber of th
    7·1 answer
  • In animals, an individual consisting of diploid cells is usually the life stage that signals to attract a mate and discriminates
    10·1 answer
  • What happens in the small intestine?
    6·1 answer
  • PLEASE HELP!!!!! 
    15·2 answers
  • The process by which the number of chromosomes is reduced by half is sex cells is called what
    13·1 answer
  • C3ll therory state that all living things are composed of cells, and are the basic units of life. Why do scientists refer to it
    14·1 answer
  • The inside of the barrel-shaped ldl protein consists of ___________ amino acids, while its outside portions in contact with the
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!