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
dangina [55]
3 years ago
11

Chromatin structure and role of chemical modifications of DNA and histones, as the first "on" switch for turning on eukaryotic g

ene expression. Define the term epigenetics.
Biology
1 answer:
Dahasolnce [82]3 years ago
4 0

Answer:

The chromatin structure undergoes various modification for proper gene expression. Histone acetylation, histone deacetylation, methylation and sumoylation are important for the epigenetics.

Epigenetics may be defined as the change in the genome that affect gene activity, its expression and heritable phenotypic change of the organisms. The DNA sequence is not altered in the epigenetic modification but the gene expression has been modified by methylation or acetylation.

You might be interested in
HELP 1 QUESTIONN BIOLOGY
Zigmanuir [339]

Answer:

1. Egg fertilized to form a zygote

2. Cell division in the zygote to form a morula  

3. Cell division to form a blastocyst  

4. Differentiation of cells in the blastocyst

5. Development of tissues

6. Development of organs  

Explanation:

8 0
3 years ago
A client who just has been diagnosed with primary open-angle glaucoma (poag) refuses therapy. the nurse reinforces that it is im
Elanso [62]

In the case presented above, of a patient diagnosed with primary open-angle glaucoma (POAG), who is refusing therapy. The insistence of the nurse that it is important for the patient to seek treatment is in a bid to prevent blindness. This is because <span>without medical intervention, glaucoma can lead to total permanent blindness within just a few years.</span>

3 0
3 years ago
The term gymnosperm refers to plants _____.
adell [148]
That would refer to naked seeds :)
5 0
3 years ago
Select the correct answer.
Oksana_A [137]

Answer:

Option B

hope this help!!

3 0
3 years ago
Read 2 more answers
Please help me ASAP!! (In image)
Molodets [167]

Answer: i would say the answer is D

Explanation: srry if i got it wrong

5 0
3 years ago
Read 2 more answers
Other questions:
  • Most scientists maintain that the release of carbon gases from industries leads to which ecological crisis?
    7·2 answers
  • To provide energy for the work that cells do, all cells need _______________.
    11·2 answers
  • What are the three pressures that lead to biodiversity according to E.O. Wilson’s theory of island biogeography?
    12·1 answer
  • You are a prestigious scientist working in a lab whose most recent project includes the creation of a series of drugs that will
    6·1 answer
  • What relationship does chromosome and dna
    14·2 answers
  • Biólogas de la Universidad del Quindío
    7·1 answer
  • List the types of catastrophic events that are most likely to impact our ecosystem here in Cypress, Texas. (that is where i my s
    8·2 answers
  • What are the reasons for the adaptation of organisms to the environment​
    11·2 answers
  • I need help TnT
    13·1 answer
  • How does carbon move through the system when in the dark?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!