Course Assessment Biology B

If black fur is dominant and white fur is recessive, what are the possible offspring of two black mice bred together?

• all black

• all white

• half white and half black

• any of the above are possible, depending on the parents' genotypes

What is a phenotype?

• the alleles in an organism

• the genetic code

• a fake gene

• the physical traits expressed

If brown hair is represented by the allele "B" and blond hair is represented by the allele "b" then what must be the genotype of someone who has blond hair?

• BB

• bb

• Bb

• either BB or Bb

Which is a true statements about this picture?

• Brown is recessive
• Brown is dominant
• Blue is dominant
• Blue is codominant

Dominant alleles are represented by a:

• Male gene
• lowercase letter
• recessive trait
• capital letter

T - tall and t = short
In the punnett square below, what belongs in the missing square

• tt
• Tt
• Bb
• TT

Which of these genotypes would most likely be used to represent the dominant for pea plant height?

• TT

• tt

• PP

• pp

DNA is an acronym for _____

• Diphosphorus Nucleic Acid

• Ribose Nucleic Acid

• Deoxyribonucleic Acid

• Deoxyribonucleic Acetate

Which of the following is a base pair?

• Adenine - Cytosine

• Cytosine - Thymine

• Deoxyribose - Cytosine

• Cytosine - Guanine

What is DNA made up of?

• nucleotides

• cytoplasm

• RNA

• cells