Which stage of cellular respiration is catalyzed by pyruvate dehydrogenase?
A. Electron transport system
B. Intermediate stage
C. Citric acid cycle
D. Glycolysis
E. Fermentation to lactate
B
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Red bone marrow contains a high amount of ________
A) stem cells that produce blood cells B) fat C) elastic tissue D) cartilage
What muscle is responsible for contraction of the urinary bladder during micturition?
A. trigone B. internal urinary sphincter C. micturition mucle D. detrusor muscle
The epidermal layer that is present in the nail bed and the nail matrix is the ________.
A. stratum basale B. stratum spinosum C. stratum granulosum D. stratum corneum E. stratum lucidum
The only formed elements that possess a nucleus when mature are the
A. thrombocytes. B. erythrocytes. C. leukocytes. D. platelets. E. RBCs.