Which of the following terms can be used to describe a person with Down syndrome?

Which of the following would not be found in a strand of DNA?

The Igf2 gene that is inherited from the mother is silenced due to imprinting. A mutation, which we will call Igf2—, is a loss-of-function mutation. If an Igf2 Igf2— mother is crossed to an Igf2 Igf2  father, what is the predicted outcome?

The nucleotides within a single DNA strand are attached to each other via

A cross is made between a green four-o’clock and a white four o’clock. Green chlorophyll synthesis is inherited via the chloroplasts, which are maternally inherited in this species. If the white plant provides the pollen, the expected outcome of the offspring would be

A change in chromosome structure that does not involve a change in the total amount of genetic material is

If two genes are linked, they do not obey

A misaligned crossover between homologous chromosomes will produce two chromosomes in which

Person A carries a fairly large deletion of chromosome 3 whereas person B carries a duplication of the exact same region of chromosome 3. Which of the following statements do you disagree with the most?

Positive supercoiling can