Exam 11: The Basic Principles of Heredity

What are the predicted phenotypes of the female children from the union of a woman who is heterozygous for hemophilia and a man who has normal blood clotting characteristics? (Use the Punnett square to verify your answer.)

Which of the following does NOT describe Mendel's research and proposed Model of Inheritance?

Which of the following refers to the expression of an intermediate phenotype in heterozygous individuals?

A couple who does not have cystic fibrosis but are both heterozygous has already had three girls with cystic fibrosis, and are hoping to have a healthy child for their fourth. What are the chances that the fourth child will be a healthy male?

The debate over nature versus nurture in determining certain human characteristics can be explained by pleiotropic genes.

The physical location of a gene on a chromosome is called

____ refers to multiple independent pairs of genes having similar and additive effects on the same characteristic.

Alternative forms of a gene are called ___________.

A female black cat mated with an albino male and gave birth to six black kittens. When the albino male was mated with a different female black cat, three black cats and two albino cats were produced. How can you explain this pattern of heredity? Write genotypes for all three parental cats and offspring.

The physical appearance of an organism for a given trait is known as

What is the probability that two lizards heterozygous for stripes on their tails (Ss) will produce homozygous offspring with no stripes (ss)?

If a couple is planning on having three children, what is the probability that only one will be male?

The chromosome theory of inheritance, developed by Sutton and Boveri, provided an explanation for Mendel's principle of segregation by proposing that

The ability of a single gene to have multiple effects is known as _____.

In a two-point test cross, 36 of the offspring were recombinant types. The remaining 64 offspring were parental types. How many map units separate the two loci?

An organism with the genotype of AaXx can produce gametes containing ____ if the two genes are unlinked.

Which of the following statements about dosage compensation is false?

The sex of a human is determined by the