Answer:
a: 1/4
b: 1/2
c: 1/4
d: 0
Explanation:
Since the wife had a color-blind father (X^cY), she should be a carrier for the disease. Her genotype would be "X^cX". Fathers do not transmit the X-linked disorders to their sons, so the genotype of the husband is "XY".
a. The probability that the couple's first child will be a normal son: 1/4
b. The probability that the couple's first child will be a normal daughter: 1/2
c. The probability that the couple's first child will be a color-blind son: 1/4
d. The probability that the couple's first child will be a color-blind daughter: Zero
Answer:
It kills some animals and destoys our ozone layer
Explanation:
Answer:
Revolution is the movement of an object in a circular path. There is direct relationship between distance of planets from the sun and their revolution period. If the distance of a planet is small i. e. near to the sun, so it has less revolution period while the distance between sun and planet is high so more time is consumed to complete one revolution.
I uploaded the answer to a file hosting. Here's link: bit.ly/3gVQKw3
Answer:
he four bases that make up this code are adenine (A), thymine (T), guanine (G) and cytosine (C). Bases pair off together in a double helix structure, these pairs being A and T, and C and G. RNA doesn't contain thymine bases, replacing them with uracil bases (U), which pair to .