Genetics review

Which best describes the term heredity?

• The passage of genetic material from parent to parent

• The passage of genetic material form offspring to parent

• The passage of genetic material from parent to offspring

• The passage of genetic material from offspring to offspring

What do all cells in our body have in common?

• They are all the same shape

• They all do the same thing

• They perform the same function

• They are all made up of the same genes

Where are chromosomes located?

• In the nucleus of the cell

• In our DNA

• I have no idea

• On ribosomes

Which of the following would show a recessive trait?

• BB

• Bb

• bb

Which of the following would show a homozygous dominant trait?

• BB

• Bb

• bb

Which of the following is heterozygous?

• BB

• Bb

• bb

Which of the following describes a genotype?

• The physical characteristics a person has from their genes

• The genes or instructions for a trait.

  EX: BB,Bb,bb

• A recessive trait

• A dominant trait

Which of the following describes a phenotype?

• The physical characteristics a person has because of their genes.

• The genes inside of the body that make up who you are.

• A recessive trait

• A dominant trait

Which best describes codominance?

• Purebred

• Two alleles combine to form a new combination

• Two alleles combine in the offspring and both are expressed

• Hybrid

Which best describes incomplete dominance

• purebred

• Two alleles combine to form a new comination

• Two alleles combine in the offspring and both are expressed

• hybrid