If two fruit flies, heterozygous for a gene that codes for eye color , were bred together and had 200 offspring , about how many would have the dominant phenotype

75%

Explanation:

Assuming that eye color follows mendellian inheritance, two heterozygous parents would breed as follows:

Ee x Ee

Punnett sqaure

     E     e

E   EE    Ee

e   Ee    ee

All organisms possessing allele E will express dominant phenotype.

is this for the e2020 class

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.