What is used to make a linkage map for a group of organisms? the number of traits one gene set can control in the group
the number of phenotypes a gene set can produce in the group
the number of times linked genes are separated in the group
the number of different genes found in the group

d statement

explanation:

is this a psat question, if so do not cheat try your best.

not sure if this is what you'r looking for eubacteria and archaebacteria

one part of the electromagnetic spectrum that arrives on earth as solar radiation from the sun is the visible spectrum. wavelengths of the visible spectrum combine to form what we refer to as

answer - d) ultraviolet radiation.

violet /   380–450 nm / 668–789 thz

violet is number 1 in the chart of visible light.