How could you determine the distance between two genes using experimental mating?

a. by looking for the incidence of mutations
b. by looking for the frequency of crossing over between the genes
c. by looking for the amount of non-disjunction in the cell


b. by looking for the frequency of crossing over between the genes

Biology & Microbiology

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Enantiomers are a pair of stereoisomers that are mirror images of each other. Which of the following would also be true of this pair of structures?

A. They will have different melting points. B. They will have different densities. C. They will have superimposable structures. D. They will have the same molecular weight. E. If basic molecules, they will have the same pKa.

Biology & Microbiology

The Human Genome Project took much longer to complete and cost more than was originally

anticipated.

Biology & Microbiology

Which of the following best describes the orthodromic response of a motor nerve?

a. Spinal cord to effector (muscle) b. Effector (muscle) to spinal cord c. Skin to spinal cord d. Spinal cord to brain

Biology & Microbiology

A single-celled eukaryote that is both photosynthetic and a chemoheterotroph is a(n)

A) apicomplexan. B) dinoflagellate. C) euglenid. D) ciliate. E) kinetoplastid.

Biology & Microbiology