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Besides GTP, CO2, and NADH, another important final product of the Krebs Cycle is __________________. (A)   Pyruvate (B)   Acetyl Co-enzyme A(C)    FADH2(D)    Glucose (E)     CO2

Which one of the following amino acids is a sulfur containing amino acid?

Which one of the following amino acid is a branched chain amino acid?(A) Isoleucine(B) Lysine(C) Methionine(D) Tryptophan(E) Tyrosine

In birds, food passes through the proventriculus before entering the gizzard.  

In general, animal cannot synthesize vitamins, but some vitamins such as vitamins K and B12 can be synthesized by animal GI microorganisms.

Hemicellulose is a polysaccharides that contain the following sugar units in its polymer chain. A.   Xylose B.   Arabinose C.   Galactose D.   Only A and B E.   All A, B, and C

Where does the pyruvate dehydrogenase pathway take place?  In mitochondria In cytosol In smooth endoplasmic reticulum In both mitochondria and cytosol In both mitochondria and endoplasmic reticulum

The first enzyme that is needed for the first step of TCA cycle is ___________________________.  A. 

Which one of the following amino acids is a ketogenic amino acid?(A) Leucine(B) Methionine(C) Valine(D) Serine(E) Alanine

How many CO2 molecules are generated from one Krebs cycle? The answer is _____.