Morgan's student Sturtevant demonstrated that the recombination frequencies between a series of linked genes is additive. Examine the following recombination data from Sturtevant, and determine the proper order of the genes on the Drosophila X chromosome. Assume y is in the 0.0 position.Gene 1                Gene 2               Recombination frequencyyellow(y)            vermilion(y)           0.322vermilion           miniature(m)           0.030white(w)            vermiliom                0.297yellow                white                      0.010white                 miniature                0.337 

A. y w v m
B. y m v w
C. y w m v
D. y m w v


Answer: A

Biology & Microbiology

You might also like to view...

Choanocytes are found in ____ and participate in intracellular digestion

a. birds b. earthworms c. grasshoppers d. humans e. sponges

Biology & Microbiology

Which structures will delver the amino acids to the ribosomes?

a. Endoplasmic reticulum b. rRNA c. tRNA d. Golgi body e. mRNA

Biology & Microbiology

Which of these animals is an osmoconformer?

1.bear 2.marine teleost 3.squid 4.freshwater teleost

Biology & Microbiology

The molecular fragment (the G, U and A’s) represented in the accompanying figure is:


a. ATP.
b. RNA.
c. DNA.
d. a nucleotide.
e. a polysaccharide.

Biology & Microbiology