What basic unit of heredity is found on segments of DNA and is passed on from parent to offspring?

Are the alleles on a recombinant chromatid the same as those on the original chromatid?

Where do organisms primarily acquire their traits from?

What are different versions of a gene called?

Which of the following do you expect if an individual is heterozygous for the sickle-cell trait?

Which of the following best describes a gene?

In a population, which allele is typically more common?

What do the terms 'gene' and 'allele' have in common?