A gamete involved in sexual reproduction only contains half a set of DNA. Where does the other half of the DNA come from when forming an offspring? A. a body cell
B. a gene mutation
C. a second gamete from another parent
D. a second gamete from the same parent

i believe it is c: genes for body color and wing size are inherited separately from each parent.

69 is the correct math for the amino acids

answer >   yes we do, women; have three holes, urethral opening(pee hole, vagina, and the women pee/girls pee out of the urethra like the men do; only they have a single opening to pee/ejaculate.   (sorry if i'm too forward with this, but this is for a biology class, isn't it? )

hope that !         : )

the answer u all are looking for is 4000000000000000000000 million years.