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

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

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

Z,Y,X
Y,Z,X
X,Z,Y
Y,X,Z***

D

B
A
C

Oh Captain Levi it's impolite to give students the wrong answer.

You are correct

THX!!

Levi Ackerman IT IS Y,Z,X/ I checked my book!!

LEVI YOU KNOW BETTER THAN THIS!!

Wonderful Levi, wonderful.

Its b

its b

It is B infact.