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In humans, blue eyes are inherited as a recessive autosomal trait and color blindness is an X-linked recessive trait. A woman with blue eyes and normal color vision whose father was color blind marries a man who also has normal color vision. He has brown eyes but his mother had blue eyes. Which of the following do you expect to be true for their daughters?
a)One-fourth of their daughters will be color blind and have blue eyes, 1/4 of their daughters will be color blind and have brown eyes, 1/4 of their daughters will have normal color vision and blue eyes, 1/4 of their daughters will have normal color vision and brown eyes.
b) Their daughters will all have normal color vision and brown eyes.
c)Their daughters will all have normal color vision and have blue eyes.
d)One-half of their daughters will be color blind and have blue eyes; 1/2 their daughters will be color blind and have brown eyes
e) One-half of their daughters will have normal color vision and brown eyes; 1/2 of their daughters will have normal color vision and blue eyes.
In a large interbreeding population 81% of the individuals are homozygous for a recessive character. In the absence of mutation or selection, what percentage of the next generation would be homozygous recessive? Homozygous dominant? Heterozygote?
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There are sixty one codons that each specify the addition of a specific gene there are no corresponding amino acid, however there are only about for anticodons how is that possible?
The information presented in Problem seven are analyzed using multiple linear regression analysis and the models are shown here. In the models, the data are coded as 1= new.
In Drosophila melanogaster, a gene "ebony" produces a dark body colour when homozygous, and an independently assorting gene "black" has a similar effect (that is the black and ebony body colours are indistinguishable).
Fertilization involves much more than a mere restoration of the diploid chromosome number. What does the process of fertilization entail on the part of both the egg and sperm? What are the effects of fertilization.
Describe how an increase in the carbon dioxide levels in the blood and interstitial fluid affects the heart, blood vessels, hemoglobin dissociation curve, and the respiratory system.
Shifting the two bound tRNA from the A and P sites to the E and P sites of the ribosome involves:
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