My guess would be mRNA or RNA but I'm not too sure about this question, sorry.
B looks like the best to me
A genotype is what makes the phenotype
and yes their offspring could have straight hair if the genotype is dominant or heterozygous
Yes, you are doing this correct.
Prokaryotic cells do not have membrane bound organelles. Eukaryotic cells do have membrane bound organelles. The membrane controls movement in and out of the cell. ... The cytoplasm fills the space between the nucleus and the cell membrane.