Which of the following best defines nondisjunction? a. repetitive replications of the same piece of a chromosome b. loss of a piece of a chromosome c. complete exchange of chromosome pieces d. failure of chromosome pairs to separate

Which best example best demonstrates the importance of having knowledge of evolutionary relationships? a. illustration of a plant b.organ transplantation between species c. blood donation from a human d. do you need sequence of an insect.

Pink fur (p) is dominant to purple fur (p) in hamsters. two heterozygous pink hamsters are crossed. what is the probability that these two parents will have an offspring with purple fur? 2/4, 1/2 or 50% 1/4 or 25% 3/4 or 75% 4/4 or 100% there is no chance for this type of offspring

What does the positioning of transcription factors determine?