Which of the following is the difference between lysine and ornithine?
A) Lysine has one less CH2 group than does ornithine.
B) Lysine has one more CH2 group than does ornithine.
C) The side chain in ornithine is cyclic but that in lysine is linear.
D) The side chain in ornithine is linear but that in lysine is cyclic.
B
You might also like to view...
Does it make sense to say that a textbook is about 99.9% empty space?
A. No. A textbook could only be considered to be 99.9% empty space if it were combusted. B. Yes. A textbook like all material things is made up of atoms, which are considered to be 99.9% empty space. C. No. A textbook is a solid and thus is quite dense. Therefore, it is not 99.9% empty space. D. No. Only gases are considered to be 99.9% empty space. Liquids and solids are not.
Earth’s crust is divided into ____.?
a. ?dozens of large plates and a much smaller number of small plates b. ?about a dozen large plates and about an equal number of small plates c. ?a small number of large plates and dozens of small plates d. ?five large oceanic plates and an equal number of small plates e. ?dozens of small plates
The U.S. and Canadian core manufacturing region contains cities such as Boston, Buffalo, and:
A) Denver B) Montreal C) San Diego D) Nashville
What percentage of the world's population is in the United States, and what is its share of world economic output?
A) 3% of population; 12% of output B) 5% of population; 25% of output C) 9% of population; 20% of output D) 15% of population; 40% of output E) 20% of population; 50% of output