Which of the following are NOT found in the "gray matter" of the human brain?

A. neuronal soma
B. dendrites
C. unmyelinated axons
D. myelinated axons
E. neuronal soma and dendrites


D. myelinated axons

Biology & Microbiology

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If a substance is reduced, it gains electrons

Indicate whether the statement is true or false.

Biology & Microbiology

The primary transcripts in eukaryotes are most accurately described as  

A.  composed of RNA polymerase and associated histones. B.  having the exons removed and the introns retained for translation. C.  a faithful copy of the entire gene including exons and introns. D.  an exact copy of the gene, but the introns have been removed. E.  an RNA copy, but the non-coding exons and introns have been removed.

Biology & Microbiology

The greatest number of pathogens enter the body through the ________.

A. skin B. respiratory system C. gastrointestinal system D. urinary system E. genital system

Biology & Microbiology

Large, multinucleate cells that break down bone are called:a

osteoblasts. b. chondrocytes. c. bone stem cells. d. chondroblasts. e. osteoclasts.

Biology & Microbiology