Which of the following best defines negative nitrogen balance?
A) A negative nitrogen balance is normal and is a way of maintaining homeostasis.
B) It is a condition usually caused by having a diet low in fish and meat.
C) Protein breakdown exceeds protein synthesis.
D) It occurs when amino acids are broken down by liver enzymes and carried to the bloodstream.
C
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An allele that completely masks the expression of the other alleles is called ________
Fill in the blanks with correct word
The fluid outside the renal tubule is called
A) lymph. B) plasma. C) peritubular fluid. D) filtrate. E) None of the answers are correct.
Which of the following is required for the body to function at an optimum level of health??
A) ?Highly acidic level B) ?Highly alkaline level C) ?State of homeostasis D) ?None of the answers are correct.
The gonads, adrenal cortex, and posterior pituitary gland secrete steroid hormones.
a. true b. false