Questions to Answer

1) What is does it mean when a trait is dominant? When it's recessive?

2) What are genotypes and phenotypes?

3) What is a gene? How does that differ from an allele?

4) What does homozygous and hetergygous alleles mean?

5) In pea plants, purple is dominant to white flowers.  If you cross a heterozygous plant with a white flowering pea plant, what are the probability of having a white flowers? use percents.

Please write 2-3 sentences for each question.