Daughters

... trait skips generations. 3. Approximately half of a carrier (heterozygous) mother’s sons are affected. 4. Never passed from father to son. 5. All daughters of affected fathers are carriers. Also I am unsure if the genotypes are correct

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Not hugely helpful, I've already read that page and on it it says: Thus, if a queen bee mates with only one drone, any two of her daughters will share, on average, 3/4 of their genes. And on this page http://en.wikipedia.org/wiki/Queen_bee#Reproduction_cycle It says: The surviving virgin ...

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A white woman marries a black man.They have four children-2 sons and 2 daughters.What proportion of these children is likely to be black. 1-25% 2-50% 3-100% 4-none Answer in the science General Knowledge book is 4.I want the explanation for this.

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The initial question for pedigree 3 is: The trait must be autosomal because: a) all daughters of I2 have the trait. b) III3 lacks the trait. c) III2 lacks the trait. Is the answer c) because if it was X-linked then male III-3 would have the trait since the mother ...

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... out :[ 4) http://img23.imageshack.us/img23/8594/pquiz13.jpg Mode of inheritance is Xlinked dominant since male I-2 passes trait to daughters but not sons and some female/male offpsring of female II-7 have the trait. Initially I thought this was autosomal dominant, but I'm not sure ...

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