If a man and his wife are both heterozygous Type A, what is the probability of blood types that their offspring would have

What is the relation ship between structure and function in an organism

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that

Cells destroy body cells infected by a virus or bacteria.