To create transgenic mice, DNA is injected into

A) a pronucleus of a zygote.
B) the cytoplasm of a zygote.
C) the nucleus after the pronuclei have fused.
D) a pronucleus of one cell from an embryo.


A) a pronucleus of a zygote.

Biology & Microbiology

You might also like to view...

A cell biologist is studying how toxins damage cells and prevent the transfer of signals from

outside to inside the cell. Which cell component is he studying?

a. plasma membrane b. cytoplasm c. ribosomes d. mitochondria

Biology & Microbiology

Calcium loss was __________ times greater in

deforested plots than in undisturbed areas in the Hubbard Brook watershed experiment. a. three to six b. four to eight c. five to seven d. six to ten e. seven to twelve

Biology & Microbiology

In the Galapagos Islands, what led Darwin to suspect that species were not ‘fixed’ throughout time?

What will be an ideal response?

Biology & Microbiology

The group of biological molecules that are most diverse in function is

A) nucleic acids. B) lipids. C) proteins. D) carbohydrates.

Biology & Microbiology