Which one of the following cells transmits impulses away from the central nervous system to the muscles and other organs?
A) motor neurons
B) interneurons
C) sensory neurons
D) neuroglia
E) dendrites
A
Biology & Microbiology
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At pH 7, a peptide with the sequence G-M-G-V-S-D-P-D-A has a net charge of:
A. -3 B. -2 C. -1 D. +1 E. +2
Biology & Microbiology
Cytoskeletal elements are assembled from ____
a. proteins b. phospholipids c. glycogen d. nucleotides e. triglycerides
Biology & Microbiology
Muscles that can be controlled and precisely and delicately have few muscle fibers in each motor unit
Indicate whether the statement is true or false.
Biology & Microbiology
Which of the following statements regarding tapeworms is incorrect?
A. Cysticerci are young, infective larvae ingested in undercooked meat. B. Proglottids are reproductive segments. C. The body is comprised of proglottids. D. The scolex is the head. E. They can produce a variety of toxins.
Biology & Microbiology