When a chromosome pair fails to separate correctly in meiotic division, what is it called?
a. chromosome deletions
b. crossing-over
c. nondisjunction
d. trisomy

What element does susan b. anthony include in this passage to strengthen her argument?

Ronald wants to see if a new shower cleaner works better in removing soap than his old cleaner. he uses the new cleaner on one half of the shower tiles and his old cleaner on the other half. identify the independent and dependent variables in this experiment. enter your answer in the space provided.

What evidence did mendel find that supported his law of independent assortment? a. some traits are controlled by several different genes. b. a trait can be passed on from a parent to an offspring. c. most traits have a dominant form and a recessive form. d. different traits are passed on independently of each other.