The Following Enzymes Function in the Urea Cycle and Are

question 27

Multiple Choice

The following enzymes function in the urea cycle and are present in the cytoplasm, EXCEPT for:

• A) arginase
• B) argininosuccinate synthetase
• C) N-acetyl glutamate synthetase
• D) argininosuccinate lyase (argininosuccinase).
• E) both A and B

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Definitions:

Pyrimidine Base

A nitrogenous base that is one of the components of nucleic acids, including cytosine, thymine (in DNA), and uracil (in RNA).

Two Rings

Refers to the molecular structure characteristic of certain organic compounds, notably purines and certain types of aromatic hydrocarbons, consisting of two connected rings of atoms.

DNA Sequences

The order of nucleotides (adenine, thymine, cytosine, and guanine) in a segment of DNA, determining genetic information.

Twins

Two offspring born from the same pregnancy. Twins can be identical (monozygotic), meaning they develop from one zygote that splits and forms two embryos, or fraternal (dizygotic), meaning they develop from two different eggs fertilized by two different sperm.