A mutation that changes a CGC codon to CGA would not affect health because the

encoded amino acid is unchanged.

Indicate whether the statement is true or false


TRUE

Anatomy & Physiology

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Which of the following disorders can occur in the organ labeled B?

a) Appendicitis b) mumps c) pancreatitis d) hepatitis e) peptic ulcers

Anatomy & Physiology

Trace a drop of water through the urinary system, beginning with the plasma in the renal artery.

What will be an ideal response?

Anatomy & Physiology

Which statement is false regarding nutrient absorption in the small intestines?

A. The ileum reabsorbs 20% of the bile acids in the chyme, while the other 80% will leave the body during defecation. B. Monosaccharides and amino acids are absorbed into capillaries through the epithelium of the villi by facilitated diffusion. C. Fatty acids and glycerides are absorbed across the epithelial membranes of the villi by diffusion. D. All of the statements are true.

Anatomy & Physiology

The countercurrent mechanism in the nephron

A. is a method to move sodium to control its concentration. B. keeps interstitial fluid hydrated to maintain blood pressure. C. creates a highly concentrated interstitial fluid so that urine can be concentrated by the collecting ducts when they are permeable to water. D. keeps the volume of water lost in the urine relatively constant.

Anatomy & Physiology