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The primary objective of animal nutrition is to provide all kinds of nutrients to the animals for their maintenance, growth, development, health, production, and/or reproduction.

Which one of the following amino acid(s) is(are) branched chain amino acid(s)?

The nitrogen content in a protein is about _________ on average. (A) 10%(B) 16%(C) 40%(D) 50%(E) 100%

Animals AND HUMAN deficient in vitamin D can show one or more of the following symptoms.(A) Rickets in young animals(B) Osteoporosis in senior humans(C) Soft-shell eggs(D) Milk fever in dairy cows(E) Only A and B(F) Only A and C(G) Only C and D(H) All B, C, and D(I) All A, B, C, and D

Gastric glands secrete sodium bicarbonate to maintain a stable level of pH in the stomach. 

Rumen, like a mitochondrion, does not have oxygen (O2), so a glucose molecule can be totally oxidized to 6 CO2 molecules with the help of microbial enzymes.

Plant photosynthesis usually consists of two reactions, light and dark reactions. The light reaction is basically to generate ATP for the dark reaction to use to generate carbohydrates. 

An exopeptidase cleaves the peptide bonds in the middle of the amino acid chain (i.e., the middle of a protein) to form multiple peptide fragments.

Glucagon is a hormone secreted in one of the following measures by the

C16:0 (palmitic acid) is an UFA.