Which portion of the antibody's structure determines the antibody's class?

A) variable region
B) heavy chain
C) constant region
D) disulfide bonds
E) light chain


C

Anatomy & Physiology

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Most of the lymph returns to the venous circulation by way of the

A) right lymphatic duct. B) thoracic duct. C) cisterna chyli. D) hepatic portal vein. E) dural sinus.

Anatomy & Physiology

A rise in ECF K+ concentration leads to increased excitability of heart muscle, possibly producing fatal cardiac arrhythmias

Indicate whether the statement is true or false

Anatomy & Physiology

Explain why a severe heart attack (myocardial infarction) has left Mr. Rodriguez's heart muscle weakened

What will be an ideal response?

Anatomy & Physiology

Which chemical type of hormone has a longer half-life?

A. Water-soluble B. Lipid-soluble C. Protein D. Amino acid derivative

Anatomy & Physiology