The heterozygous male is Bb. The recessive female is bb. Offspring will either be Bb or bb like dad or mom. The punnett square is shown
All but 3 because it only contains 1 carbon atom
Yes, the story surprised me very much. However, I don’t think these similarities are something the twins inherited, I think they are coincidences. You can’t inherit the same wife or other similarity that are not decided by genes.
The factory might've not checked the bags to see if there is holes
The answer is C the snail looking thing is the cochlea