The answer would be B, because they have subcellular organelles.
Semipermeable means the cell membrane can pick and choose what goes out of it and into it. At least, that's what I believe it is.
Answer: each allele is its own entity and always has an equal chance of being passed on to the next generation
Explanation:
I already learned this and i remember that is why my notes said and i also looked it up.
When it triggers an abnormal or vigorous immune responce, treating the antigen that would normally cause no threat as something harmful.