Which of the following facts was unknown to Gregor Mendel? a. during reproduction, alleles separate
b. organisms have two alleles for each of their genes
c. alleles for genes are found on chromosomes
d. heterozygous genes have two different alleles

oak trees? ? what was listed

the answers are as following:

1. c. double helix, nucleosome, coil, supercoil, chromosome

2. b. g2 phase, preparation for mitosis

3. d. interphase consists of the g1, s, and g2 phases

4. c. metaphase

5. a. chromosomes are duplicated before cell division so that each new daughter cell has a complete set