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Masteriza [31]
2 years ago
7

How is Cystic fibrosis predicted? Help me thanks

Biology
1 answer:
jonny [76]2 years ago
7 0
A sweat test, which measures the amount of chloride in sweat, and a genetic test, which detects chromosomal mutations associated with the disease.

Hopefully that helped!! Mark me brainliest if you can ;)
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Widow's peak is dominant to straight hairline, and freckles are dominant to no freckles.
xenn [34]

The phenotype ratio would be 25% each for widow's peak and freckles, widow's peak without freckles, straight hairline with freckles, and straight hairline without freckles.

<h3>Dihybrid crossing</h3>

Genotype of the heterozygous parent: HhFf

Genotype of the other parent = hhff

Crossing the two parents:

HhFf = 1/4 = Widow's peak, freckles

Hhff = 1/4 = Widow's peak, no freckles

hhFf = 1/4 = straight hairline, freckles

hhff = 1/4 = straight hairline, no freckles.

More on dihybrid crossing can be found here:brainly.com/question/1185199

#SPJ1

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Water is important to living think because they need it to live

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