1. An organism with only one kind of enzyme (two alleles that are the same) is said to be what?
2. An organism with two different versions of one kind of enzyme (two alleles that are not the same) is said to be what?
3. What kind of biomolecule is hemoglobin?
4. Explain the difference between Hemoglobin A (Normal) and Hemoglobin S (sickle cell) in terms of their chemical structure and resulting function.
Please explain as detailed as you can