Ineedme?
genes a, b, c, and d are located on the same chromosome. the recombination frequencies (rf) are as follows:
relationship rf
b - d 14%
c - d 12%
a - d 6%
b - c 2%
a - b 8%
what is the order of the genes on the chromosome?
choose 1
choose 1
(choice a)
a
bcad
(choice b)
b
dbac
(choice c)
c
cbad
(choice d)
d
acbd

Ais the answer for you

1) the mayans built pyramids just like the egyptians. the mayans also used hieroglyphics like them.2) power was passed down by family. for example, if the father dies, the son would be the next king.3)they both built pyramids for their structures.4)the main crop for the mayans was maize.5)they also grew manioc, beans,  squash,  amaranth, and chile peppers.

Amutation is basically the change in the gene, caused by alteration of single based units in the dna, or the genes or chromosomes were rearranged in the dna