A system where a portion of the sale price of every pig goes to the National Pork Board to promote and improve the pork industry is ________________
Fill in the blank(s) with correct word
checkoff
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Martha had a heart transplant. In order to keep her body from rejecting the transplant she takes
A) aspirin. B) antacids. C) immunosuppressive drugs. D) anti-rheumatic drugs. E) anti-histamines.
Which of the following statements is NOT true?
a. Rigor mortis occurs as a result of a rise in intracellular calcium concentrations. b. In skeletal muscle a single action potential lasts about 5-10 msec. c. In skeletal muscle the relaxation time lasts slightly longer than the contractile time. d. In skeletal muscle the contractile response ceases when the lateral sacs take up Ca2+. e. A spring can move much faster than a muscle can contract.
What is the function of DNA?
A) DNA provides instructions for building every protein in the body. B) DNA serves as a form of chemical energy that all body cells can use. C) DNA serves as the most important fuel for body cells. D) DNA carries out the orders for protein synthesis issued by RNA. E) DNA increases the rate of a chemical reaction without becoming part of the product.
What vein returns blood from the upper part of the body to the heart?
A. Inferior vena cava B. Inferior mesenteric vein C. Superior vena cava D. Hepatic portal vein