Question

a portion of amino acid sequence of an enzyme froma worm is shown below -Q-Q-Q-N-N-N-C-C analyze the same portion of the same enzyme taken from several other organisms place them is order from most closely related to the worm to the most distantly related to the worm. . . . . . . -Q-R-Q-N-S-S-C-C organism X . . . -Q-Q-Q-N-N-S-C-C organism Y . . . . -Q-Q-R-N-S-N-C-C organism Z . A. Z,Y,X . . . . . B.Y,Z,X . . . . . C.X,Z,Y******? . . . . . D.Y,X,Z

Answer 1

A portion of the amino acid sequence of an enzyme from a worm is shown below.

-Q-Q-Q-N-N-N-C-C

Analyze the same portion of the same enzyme taken from several other organisms. Place them in order from most closely related to the worm most distantly related to the worm.

-Q-R-Q-N-S-S-C-C- organism X

-Q-Q-Q-N-N-S-C-C- organism Y

-Q-Q-R-N-S-N-C-C- organism Z

a. Z,Y,X
b. Y,Z,X
c. X,Z,Y***
d. Y,X,Z (sorry the other one was messed up)

Answer 2

Try B