Feathers are not part of the integumentary system
Indicate whether the statement is true or false
F
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Which is TRUE about glycolysis?
A. It may result in the formation of two molecules of lactate for each molecule of glucose. B. It does not occur in the absence of O2. C. It does not occur in the presence of O2. D. It is a series of metabolic reactions that occur mainly inside the inner membrane of a mitochondrion. E. It is a metabolic reaction in which glucose is manufactured from large carbohydrates like glycogen.
Relative to veins with similar circumferences, arteries contain more ________.
A. endothelial cells B. valves C. smooth muscle D. two of the above
The most important factor controlling respiration is the of arterial blood
Indicate whether the statement is true or false
Answer the following questions true (T) or false (F)
1. Upper motor neurons directly contact and stimulate skeletal muscle fibers to contract. 2. Polysynaptic reflexes involve multiple synapses while monosynaptic reflexes only involve a single synapse. 3. The simple stretch reflex employs mechanoreceptors known as Golgi tendon organs to detect the degree of stretch experienced by a muscle.