Which molecule carries the genetic code from the nucleus to the cytoplasm?
a) DNA
b) rRNA
c) tRNA
d) mRNA
d) mRNA
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The ________ lines the chambers of the heart, covers the heart valves, and is continuous with the endothelium
A) epicardium B) myocardium C) endocardium D) visceral pericardium E) mediastinum
A young man who ran 6 miles a day throughout high school is injured during his first
season running cross country in college, and must rest for three months, then gradually begin exercising again. The skeletal muscles in his lower limbs decrease in size during this prolonged period of inactivity. The organelles that break down his muscle protein are A) ribosomes. B) lysosomes. C) centrosomes. D) peroxisomes.
Which of the following would not be expected for a patient suffering from obstructive lung disease?
a. normal total lung capacity b. increased functional residual capacity c. decreased residual volume d. decreased FEV1 e. None of the above would be affected
Dense regular collagenous connective tissue would be found in
A. the brain. B. a skull bone. C. a lymph node. D. a nerve. E. a ligament.