Which of the following correctly matches a nuclear structure with its function?

A. nuclear pores - allow molecules to move between the nucleus and cytoplasm.
B. chromatin - fluid portion of the nucleus
C. chromosomes - contains RNA and histones
D. nuclear envelope - contains the nucleolar organizer
E. nucleolus - DNA synthesis


A

Anatomy & Physiology

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Indicate whether the statement is true or false

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Which system engages in mass activation?

A. Parasympathetic nervous system B. Sympathetic nervous system

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Nicotine is thought to cause approximately ________ deaths per year, worldwide.

A) 5,000,000 B) 50,000 C) 500 D) 500,000 E) 5,000

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Unlike epithelial tissues, connective tissues derive their traits mainly from the characteristics of

A. the neighboring tissue. B. the number of layers they contain. C. their matrix. D. hormonal factors.

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