Which mutation causes either the inclusion of an extra chromosome in offspring or the deletion of an entire chromosome?

A) deletion
B) insertion
C) crossing-over
D) non-disjunction

Prior knowledge can be gained from personal experience and a) forming well-developed hypotheses. b) listening to opinions of other people on a topic. c) researching previous experiments and results on a topic. eliminate d) no other methods. it can only be gained by personal experience.