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
klasskru [66]
3 years ago
5

How do bacteria regulate transcription of these operons?

Biology
1 answer:
Semmy [17]3 years ago
7 0
Kindly see answers below:

1. operon is not transcribe• b.) lac operon: lactose absent• e.) trp operon: tryptophan present2. operon is transcribed, but not sped up by the positive control• a.) trp operon: tryphophan absent• d.) lac operon: lactose present, glucose present3. operon is transcribed quicklu through positive control• c.) lac operon: lactose present, glocuse absent
You might be interested in
Why does the actions of the thymus demonstrate a close functional connection between the lymphatic system and the endocrine syst
OleMash [197]

Answer:

The Thymus is a unique gland which protects the body against autoimmunity when the immune system act against itself.Hence the Thymus plays a significant role the dual systems i.e.,the lymphatic system (body’s defensive mechanism) and the endocrine system

Explanation:

The Thymus is special gland located anteriorly to the chest directly behind the sternum and in between the lungs. Active until puberty and gradually shrinks to become fat after puberty.

Function: Prior to birth and during childhood thymus engage in producing and maturation of T-lymphocytes or T-cells a particular type of white blood cells which defence the body against infectious disease germs.Though the organ does not function throughout the life span but it plays a significant role protecting the body against autoimmunity refers to an immune system works against itself .Therefore the thymus plays a key role in lymphatic system and an endocrine system.

Secretion:Thymus secretes Thymosin a hormone it instigates the development of T-Cells ( disease resisting cells) Thymosin stimulates the development of T-Cells until a human attains its puberty. At the age of 75 thymus becomes a fatty tissue.

8 0
3 years ago
Which of these most accurately describes the role of certain bacteria living in and around plant roots in the soil? A) They aera
algol13

Answer:

The answer is D

Explanation:

6 0
3 years ago
Read 2 more answers
if a male genotype is Tt and the female is TT, then we hat are the phenotypic ratios for y’all and short corn?
adell [148]

The ratios are TT,TT,Tt,Tt.

8 0
3 years ago
If you have TT, will you look dominant or recessive
adelina 88 [10]
Dominant. Lowercase would be recessive.
5 0
3 years ago
Read 2 more answers
What are 2 other differences between plant and animal cells besides cell walls?​
ivolga24 [154]

Answer:

. The main structural differences between plant and animal cells are the additional structures found in plant cells. These structures include: chloroplasts, the cell wall, and vacuoles. In animal cells, the mitochondria produces the majority of the cells energy from food.

3 0
3 years ago
Read 2 more answers
Other questions:
  • Felipe believes that whenever the Moon is in the position that is shown from above (top view) in Diagram A, the Moon always look
    10·1 answer
  • Part a what is a transitional fossil? what is a transitional fossil? a transitional fossil is in the middle of a direct lineage
    5·1 answer
  • Describe how oxygen and carbon dioxide diffuse both between the 1) alveoli and the blood, and 2) blood and the body tissues. Inc
    15·1 answer
  • Why does a compressed air can become extremly cold when you use it?
    7·1 answer
  • 16. Nice high waves that curl and crash onto a beach are created by what
    8·1 answer
  • HOW DO YOU NORMALLY TELL IF TWO THINGS CAN INTERBREED?
    7·1 answer
  • Why can males only have a y-linked trait?
    8·1 answer
  • A living thing that makes its own food ( in a food chain )
    14·1 answer
  • Water seeping into the cracks of rocks and freezing is an example of: erosion, deposition, physical, weathering ,and
    13·1 answer
  • One cause of tsunamis is earth quakes in the ocean floor. In the image, which point represents the hypocenter of an underwater e
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!