In an enzymatic reaction, when temperature is increased past the point of "optimal temperature," the enzyme starts to ________.
increase its catalytic activity
reduce its catalytic activity
increase its allosteric properties
increase product formation
reduce its catalytic activity
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After leaving the rete testis, sperm travel to which of the following structures?
A) Epididymis B) Ductus deferens C) Straight tubule D) Seminiferous tubule
The attenuation reflex
A. involves the scala vestibuli and the scala tympani. B. vibrates the tympanic membrane. C. prevents damage to delicate ear structures. D. amplifies loud noises. E. enhances low frequency sounds.
The cerebral peduncles are a major descending motor pathway found in the
A) cerebrum. B) cerebellum. C) pons. D) midbrain. E) medulla oblongata
Answer the following questions true (T) or false (F)
1. The autonomic nervous system carries signals to cardiac muscle, smooth muscle, and glands. 2. Neurons are responsible for sending and receiving signals referred to as action potentials while neuroglial cells serve a variety of supportive functions. 3. Bipolar neurons have one axon and one dendrite.