. A Widow’s peak is a dominant trait.. 10 points?
A Widow’s peak is a dominant trait. Complete the following cross and choose the best answer fr the phenotypes of offspring from the following cross. Ww X WW
a. all fours offspring would have a widows peak
b. two would have a widows peark and two would not have the widows peak
c. three would have widows peak and one would not
d. all four offspring would express the recessive trait
i know its not B.
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a. all fours offspring would have a widows peak
WW x Ww gives WW, WW, Ww, Ww (all showing the dominant trait.
The answer is A) all four offspring would have a widows peak. Use a Punnett square you would see that each offspring receive at least one large W making them carriers of the dominant trait themselves.
All offspring will get at least one W allele from the second parent, so:
a. all fours offspring would have a widows peak
WW WW Ww Ww
Answer is A
It's either c or a but I really think its c
C.