Answer:
A
Explanation:
He discovered them in 1868. I hope this helps:)
I believe he is looking for an allele
An allele is a variant form of a gene. Some genes have a variety of different forms, which are located at the same position, or genetic locus, on a chromosomes. Humans are called diploid organisms because they have two alleles at each genetic locus, with one allele inherited from each parent.
Answer:
well childhood disease is diseases that happens in childhood like chickenpox and etc
I hope it helps
Its called osmosis and it only happens with water. now I'm just adding words to be able to post this. its moving down the concentration gradient.