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max2010maxim [7]
3 years ago
7

Why can a female only pass on an X chromosome to offspring

Biology
1 answer:
shusha [124]3 years ago
3 0

Answer:

Why can a female only pass on an X chromosome to offspring?

It is an established fact that female has XX chromosomes while male has XY chromosomes, during fertilization both male and female donate one of the pairs to form a pair of allele for the offspring. The female donate an X chromosome since the two chromosomes in her possession is XX while the male donate either of the X or Y chromosome

Explanation:

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testing to see if it has cells

Explanation:

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3 years ago
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Feather color in budgies is determined by two different genes, Y for pigment on the outside of the feather, and B for pigment on
Anvisha [2.4K]

Answer:

The two blue budgies are most likely to be yyBb each

Explanation:

there are 3 different scenarios possible for crossing blue budgies:

1) yyBB crossed with yyBB

this is not possible because it does not allow for the genotype yybb (white budgies)

2) yyBB crossed with yyBb

again, this cross will not yield the genotype yybb required for white budgies as given in the problem statement

3) yyBb crossed with yyBb

which leaves us with this option being most likely the genotype of the parent budgies who will have white budgies as offspring

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3 years ago
Explain the different preparations of cocaine and how they are used.
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What was the goal of the Cassini-Huygens interplanetary space mission?
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I think the answer is B
Hope this helps!!!:)
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Answer:

Atoms are the most reactive when they have a full outer energy level.

Explanation:

Atoms are the least reactive and most stable when their outermost electron shell is full.

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