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
babunello [35]
3 years ago
13

Which one of the following accurately describes the Lac operon?

Biology
1 answer:
andre [41]3 years ago
5 0

The lac operon, which stands for Lactose operon is known as an inducible system. It is the an operon required for the transport and metabolism of lactose some enteric bacteria (Echerichia coli for example). The Lac operon is only activated in the presence of a key molecule. The key molecule is lactose.
From the given options the following best describes the Lac operon:

D. The repressor is freed from the operator when lactose is present.

You might be interested in
Which animal would be best adapted to live in the desert
Ostrovityanka [42]
B hope this helps :)
4 0
3 years ago
The "supplement facts" panel on dietary supplements resembles the ________________ ________________ and is required on all dieta
olasank [31]

The supplementary fact panel is used for the dietary supplements. This supplement fact panel on the dietary supplements is similar to the nutritional fact panel, which is present on most of the packaged products. The supplementary fact panel denotes the information about the beverage and the benefits of the product are listed under it too.

Hence, the answer is 'nutritional facts on foods'.

4 0
2 years ago
Briefly explain the relationship between cells, organs and tissues
Mazyrski [523]

Answer/Explanation:

Cells of a similar type are organized together to make tissues. Different types of tisues come together to perform a similar function as part of organs.

For example, take the organ the stomach. There are various tissues that make up the stomach, including, for example, mucosa, and muscle tissue.

The mucosa tissue of the stomach is made up of secretory cells such as parietal cells, which secrete hydrochloric acid, and foveolar cells which produce mucus that protects the lining of the stomach.

7 0
2 years ago
How does the geographic distribution of organisms support the theory of evolution?
RUDIKE [14]
Organisms on a island are more similar to those on a nearby land mass than to those in similar climates further away. 
4 0
3 years ago
Explain how matter may more from the hydrosphere into the biosphere
mojhsa [17]

Answer:

Whenever matter moves from one sphere into another, some process, driven by energy, causes it to happen. Here are some examples: Water moves from a river (hydrosphere) into the air (atmosphere) by a process called evaporation.

Explanation:

7 0
2 years ago
Other questions:
  • About 1.2 billion years ago, eukaryotic and multicelled organisms evolved because _____. oxygen became available from cyanobacte
    11·1 answer
  • 20 points
    5·2 answers
  • What abiotic factors have people changed
    13·1 answer
  • What makes a resource nonrenewable?
    5·1 answer
  • In north america, the main sources of protein are ________.
    15·1 answer
  • Seismographs rely heavily on a pendulum (free-swinging weight) to record measurements. How do you think using a pendulum helps d
    14·1 answer
  • Why some organisms can survive without food ingestion for several months but can not survive without oxygen for a few minutes?​
    7·1 answer
  • ACTIVITY 2: NOW I KNOW!
    5·1 answer
  • How are bananas and chickens alike????
    6·2 answers
  • 33. Where is testosterone produced?
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!