Biology Past Questions and Answers

The outward appearance or an organism is referred to as

The allele responsible for sickle-cell anaemia first appeared in the tropical and subtropical regions of Asia, the Middle
East and Africa. It entered the United States of America when individuals were forcibly brought over from Africa. In micro-
evolutionary terms this is an example of

Which of the following diseases is not hereditary?

The immediate product of meiosis in flowering plants is the

DNA in eukaryotic cells is contained in the