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
Goryan [66]
3 years ago
5

Red-green color blindness is an x-linked recessive condition in humans. a man with normal vision had 8 children with a women tha

t had normal vision; 2 sons were color blind, 2 sons had normal vision, all four daughters had normal vision. what is the expected genotype of the mother? xby xbxb xbxb xbxb
Biology
1 answer:
Ray Of Light [21]3 years ago
6 0
<span>1) recessive allele is b
    dominant allele is B
When an X chromosome contains the dominant allele,is written as: X^B
</span><span>When an X chromosome contains the recessive allele, is written as:X^b</span>

2) the genotype of the woman is X^BX^b She is not color-blind but she is a carrier of red-green color blindness, who passed the allele to their sons.
Woman,  have two X chromosomes.  If she is not colorblind is because there is the dominant allele making her see normally. But, she is a carrier, so while one X chromosomes has the dominant allele, the other has the recessive (making her carry the disease).  

You might be interested in
Adrenocorticotropic hormone specifically targets cells producing hormones called glucocorticoids, which stimulates glucocorticoi
grandymaker [24]

Answer:

False

Explanation:

The function of ACTH (adrenocorticotropic hormone) is to regulate levels of the steroid hormone <em>cortisol</em>, which released from the adrenal gland. It is a <em>tropic</em><em> </em><em>hormone</em><em>,</em><em> </em>so it causes no direct effects

4 0
3 years ago
Describe the pathogens first contact with the white blood cells, you need to include how the body knows the pathogen is foreign
marta [7]
As soon as the white blood cells detect an unknown cell (the pathogen) they produce antibodies or they engulf them, i dont know if this will help but I hope this does :)
4 0
2 years ago
About how much of the sun's radiation would strike the earth if the earth did not have its atmosphere?
LUCKY_DIMON [66]
About 10 times more
8 0
3 years ago
tWhich organs are part of the excretory system? a)stomach, esophagus b)kidney, bladder c)large intestine, small intestine d)gizz
Ronch [10]

Answer/Explanation:

b) kidney and bladder

Kidneys are the main organ in the excretory system and the bladder stores the urine in the body. These are two of the organs that make up the excretory system.  

4 0
3 years ago
What are some of the challenges to treating exotic animals
NemiM [27]
For many of their illnesses scientist and doctors haven't treated them before so they don't know how to treat them or exactly if the animal can handle the treatment
4 0
3 years ago
Read 2 more answers
Other questions:
  • If you ate bacon and frie eggs for breakfast, the largest amount of energy would come from the
    13·1 answer
  • Which compound is produced during carbon fixation?
    11·2 answers
  • The moon can always be seen from every part of the earth. This is a(n) ____________statement. a. Qualified c. Neither of these b
    9·2 answers
  • How would you set up a control tube?
    10·1 answer
  • Which of the statements is accurate?
    11·1 answer
  • Comprehensive Biology
    7·1 answer
  • The site of implantation of a fertilized ovum is
    8·1 answer
  • Idea that very small sand grains lead to narrow deep rivers?
    12·1 answer
  • Hi Please help me?!!
    5·1 answer
  • How many monosaccharide molecules are needed to form one Maltose molecule?
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!