Other questions in this quiz

2. What is meant by the term ‘phenotype’?

  • An individual’s physical appearance for a particular characteristic
  • An individual’s genetic makeup for a particular characteristic
  • An individual with two different alleles for a particular characteristic
  • An individual with two identical alleles for a particular characteristic

3. Black fur(B) in guinea pigs is dominant over white fur(b). Find the probability of a homozygous offspring in a cross: BB x BB.

  • 100%
  • 50%
  • 25%
  • 75%

4. A pea plant has a heterozygous genotype for height, where the tall allele is dominant. What height would you expect the pea plant to be?

  • Tall
  • Short
  • Medium
  • This genotype would cause the offspring to be unable to survve

5. The height of pea plants is controlled by a single gene with two alleles: a dominant tall allele (T) and a recessive short allele (t). Which of the following is the genotype of a homozygous dominant pea plant?

  • TX
  • tt
  • tncs
  • TT
  • Tt

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