URGENT PLZ ANSWER Select all of the ways in which genetic variation can be achieved:

a) Mutations that will allow an organism to survive occur spontaneously
b) In sexual reproduction, genes from paired chromosomes can shuffle and cross-over
c) Mutations can create a new variation of a gene
d) Mutations can kill a variation of a gene
e) In sexual reproduction, genes from different chromosomes can shuffle and cross-over

your answer should be c) enjoy!

the answer is c.

by: nicholas dooley

answer: d. load

a river's load refers to the natural phenomena in which the sediments, rocks   stones, boulders and other deposits are removed and picked from the bottom bed of the river due to the abrasion resulted by the high speed water current.

hybridization actually occurs frequently in nature. evolution is derived from the process of hybridization that creates things with different traits. this leads to the species changing and evolution occurring. hope this : )