More Genetics Problems

1
More Genetics Problems

• In pea plants, yellow peas is dominant over green
  peas. Give the genotypes of all plants that
  could possibly produce green peas.
• If a man homozygous for widows peak (dominant)
  marries a woman homozygous for continuous
  hairline (recessive) what are the chances that
  the children will have widows peak? Will have a
  continuous hairline?

2
More Genetics Problems

• John has unattached (dominant) earlobes like his
  father but his mother has attached earlobes.
  Give the genotypes of all persons involved.
• In humans the allele for short fingers is
  dominant over that for long fingers. If a person
  with short fingers who had one parent with long
  fingers marries a person with long fingers what
  are the chances for each child to have short
  fingers?