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
Trava [24]
2 years ago
15

What is a Barr body, and where is it found in a cell? b) Define the Lyon hypothesis.

Biology
1 answer:
rewona [7]2 years ago
5 0

Answer:

Barr body may be defined as the one of the inactive X chromsome of the human female. The human female consists of XX chromosome whereas XY in male. To compensate the extra X chromosome in female one of the X chromosome become inactive and known as barr body. The barr body is found in the somatic  cells.

Lyon hypothesis:

Lyon hypothesis states that dosage compensation occur in human females by the random inactivation of one of the X chromosome. The inactivated X chromosome is named as barr body. The lyon hypothesis was given by Mary Lyon.

You might be interested in
What is anyhrosphere (in your own words)?​
S_A_V [24]

Answer:

something that you invent?

Explanation:

5 0
3 years ago
What gives proteins their many functions ?
siniylev [52]
They help with metabolism and can act as enzymes or carriers and hormones. Protein has amino acids within it
3 0
3 years ago
Different environments can be affected by various types of pollution. How would bacteria and algae in a pond kill fish and other
makvit [3.9K]
The polluted bacteria and algae interacts with fish and other aquatic wildlife, so they will be negatively impacted by that relationship in this case.
8 0
3 years ago
The process that creates The specialized cells like blood cells nerve cells or bone cells is called
slavikrds [6]

Differentiation is the process that creates specialized cells.

5 0
3 years ago
All eukaryotic cells have a —
8_murik_8 [283]

Answer

neucleus

Explanation:

4 0
2 years ago
Read 2 more answers
Other questions:
  • On her first prenatal visit to the doctor, marlene is warned about the dangers of alcohol and pregnancy. what is the condition t
    7·1 answer
  • Sally has been tested positive for an infectious disease and does not have any signs or symptoms. sally is known to be a​ ______
    8·2 answers
  • How would you determine whether a colony was a contaminant on a streak plate?
    5·1 answer
  • which of the following is true about a zygote? a) a zygote is the first cell of a new organism. b) a human zygote has 23 pairs o
    12·1 answer
  • How. To gain my focus on important stuff and how to understand what I'm reading
    7·2 answers
  • Which is the best way to describe how cells get nutrients?
    8·2 answers
  • What do plant cells and prokaryotic cells have in common?
    15·1 answer
  • Difference between a lymphatic organ and a lymphatic nodule
    6·1 answer
  • If you are given the following sequence, what is
    10·1 answer
  • Which of these are a function of the system shown?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!