Mabini

What is heredity?

• A) The study of genetic variation
• B) The passing of traits from parents to offspring
• C) The study of the environment
• D) The process of evolution

What does a Punnett Square show?

• A) The genetic makeup of an individual
• B) The likelihood of offspring's genotypes and phenotypes
• C) The number of chromosomes in a cell
• D) The process of natural selection

Which term describes the physical appearance of an organism?

• A) Genotype
• B) Phenotype
• C) Allele
• D) Chromosome

What is incomplete dominance?

• A) A trait where one allele is completely dominant over the other
• B) A condition where both alleles are equally expressed
• C) A genetic pattern where the offspring has a phenotype that is a blend of both parents' traits
• D) A condition where one allele is recessive

Which of the following is an example of incomplete dominance?

• A) Red and white flowers producing pink offspring
• B) A red bull and a white cow producing roan calves
• C) Black and white chickens producing speckled offspring
• D) Human blood types A and B producing AB blood type

What happens during codominance?

• A) One allele completely masks the other
• B) Both alleles are expressed equally in the phenotype
• C) Only one allele is expressed
• D) Neither allele is expressed

What is the result of a cross between a red (RR) bull and a white (WW) cow?

• A) Red offspring
• B) White offspring
• C) Pink offspring
• D) Roan offspring

What is an example of codominance in animals?

• A) A black cat and a white cat producing gray kittens
• B) Red cows and white cows producing roan cows
• C) Two white chickens producing all black chickens
• D) Red flowers and white flowers producing pink flowers

Which of the following is an example of a multiple allele trait?

• A) Eye color in humans
• B) Flower color in snapdragons
• C) ABO blood types in humans
• D) Height in pea plants

In the ABO blood group system, which two alleles are codominant?

• A) A and B
• B) A and O
• C) B and O
• D) O and O