Biology, asked by kristinnreyes, 1 year ago

What is an example of? a child with no freckles has a mother who has freckles and is heterozygous and the father has no freckles homozygous recessive.

1.homozygous dominant
2. homozygous recessive
3. heterozygous
4. heterozygous dominant
(im giving brainliest to whoever replies first and correctly)

Answers

Answered by mathlovernishant
38
the child will said to be having heterozygous dominant chromosomes as characters of his father are dominant over the characters of his mother
Hope it helps you

kristinnreyes: thank you so much!!!! and do you know where i can find someone who can help me understand what heterozygous dominant means im having trouble understanding!
mathlovernishant: ya i can tell you
kristinnreyes: okay :D
mathlovernishant: in heterozygous dominant chromosomes the two chromosomes are different in origin but the dominant character is superficial than recessive character
Answered by Anonymous
39
Let F represent freckles and f represents no freckles

Mother is heterozygous, that is, Ff

And her phenotype is freckled

This tells us that F is dominant allele

Therefore is recessive

Father doesn't have freckles, his chromosomes are ff

Possible progenies :

Ff, ff, ff, Ff

Since the child doesn't have freckles, he has the recessive alleles

That means he is homozygous recessive (option 2)

kristinnreyes: oh..... well now it make since thank you!!!! i was confused for the longest time!!
Anonymous: You're welcome, chap!
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