In fruit flies (drosophila melanogaster) there is a dominant allele for red eyes and a recessive allele for white eyes. these alleles are located on the x chromosome. if a heterozygous red-eyed female is mated with a white-eyed male, what percentage of the offspring are expected to be white-eyed females? ( enter the number only without the percent sign. for example, enter 100% as 100 and enter 12.5% as 12.5 )

Familial hypercholesterolemia, an autosomal dominant disease, is five times more frequent in the afrikaner population of south africa than in the original population of europe from which the ancestors to the afrikaners immigrated. what does this demonstrate?

The observations of hooke and van leeuwenhoek documenting the existence of microscopic cells formed the basis of what important theory? a. the cell theory stating that all living things are composed of cellsb. the theory of spontaneous generation, which held that life forms could arise spontaneouslyc. the theory of chemotherapy, or use of antimicrobials to destroy pathogenic organismsd. the germ theory of disease and causative agents

The backbone of the double helix has an alternating molecules. what do you call these alternating molecule?