Mendelian Genetics

Which hypothesis suggests that parents pass on discrete heritable units (genes)?

The particulate hypothesis

What is the name of the offspring produced when the F1 individuals self-pollinate?

The F2 generation

What did Mendel use to refer to the true-breeding parents?

The P generation

What is the name of the process in which Mendel mated two contrasting, true-breeding varieties?

Hybridization Signup and view all the answers

According to Mendel's model, what is the definition of an allele?

An alternative version of a gene Signup and view all the answers

What is the genotype of an organism that is homozygous for a gene?

Two identical alleles Signup and view all the answers

What is the genotype of an organism that is heterozygous for a gene?

Two different alleles Signup and view all the answers

What is the phenotype of an organism?

Its physical appearance Signup and view all the answers

What is the genotype of an organism with the phenotype of purple flowers?

Pp Signup and view all the answers

What is the genotype of an organism with the phenotype of white flowers?

pp Signup and view all the answers

What is the law of segregation?

The separation of alleles during gamete formation Signup and view all the answers

What determines the appearance of an organism according to Mendel's model?

The dominant allele Signup and view all the answers

Which of the following is true about recessively inherited disorders?

They only show up in individuals who are homozygous for the allele Signup and view all the answers

What is the genotype of an individual who is phenotypically normal for a recessive condition?

Aa Signup and view all the answers

What is albinism characterized by?

A lack of pigmentation in skin and hair Signup and view all the answers

What is the name of the offspring produced when the F1 individuals self-pollinate?

The offspring produced when the F1 individuals self-pollinate is the F2 generation. Signup and view all the answers

What is the law of segregation according to Mendel's model?

The law of segregation, according to Mendel's model, states that the two alleles for a heritable character separate (segregate) during gamete formation and end up in different gametes. Signup and view all the answers

What is albinism characterized by?

Albinism is a recessive condition characterized by a lack of pigmentation in the skin and hair. Individuals with albinism typically have very pale skin, hair, and eye color due to the absence or reduced production of melanin. Signup and view all the answers