For a protein to be synthesized in a body (i.e., in a cell), one or more of the following substances need to be available on site.(A) rRNA(B) tRNA(C) mRNA(D) Free amino acids(E) All A, B, C, and D(F) C plus D

Typical fats or oils are composed of various fatty acids which are esterified with _________. (A) Glucose (B) Glycerol(C) Inositol or (D) Glycine (E) Glycogen

Which one of the following amino acids is a sulfur containing amino acid?(A)  Tyrosine(B)  Isoleucine(C)  Serine(D)  Proline(E)  Cysteine

A micelle is an electrically charged small droplet formed by an aggregate of molecules with the hydrophilic ends towards outside and the lipophilic ends towards inside.

Structurally, a protein is a polymer of amino acids linked by glycosidic bonds.  

Rumen microbial enzymes can digest dietary fiber to generate the following short chain fatty acid(s).(A)   Acetate(B)   Butyrate(C)   Propionate(D)   Pyruvic acid(E)    All A, B, and C.(F)   Only B and D

Propionic acid is a MCFA.

The iodine number is given for each of the following fat or oil. Based on the iodine number, please tell which one has most double bonds. (A) Butter fat                     36(B) Sheep fat                 32 – 50(C) Lard (Ruminant)        63(D) Pig fat                        54 – 70(E) Corn oil                   105 – 125

Histidine and arginine both are basic or cationic amino acids.

How many carbon atoms an oxaloacetate (OAA) molecule has?