The hemoglobin protein of a human and a frog differ by 67 amino acids. How many amino acids are most likely different between a human and a chimp?

The hemoglobin protein of a human and a chimp would most likely be exactly alike in the number of amino acids, that is, both man and chimp will have the same number of amino acid in their hemoglobin protein. This is because, man and chimp are closely related.