true or false? DNA replication can begin at any site along the DNA molecule.
a. true
b. false
b. false
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The nerve immediately inferior to the 12th rib is the
A) 12th intercostal or thoracic nerve B) abdominal nerve. C) sciatic nerve. D) phrenic nerve. E) ilioinguinal nerve.
What is the basic structural unit of compact bone tissue?
a) osteon b) stroma c) lamellae d) chromosome e) lacunae
Na (atomic no. 11) reacts with Cl (atomic no. 17) to become stable. In the reaction, Na will ________, while Cl will ________.
A. give up one proton; accept one proton B. accept one electron; give up one electron C. share one electron with chlorine; share one electron with sodium D. give up one electron; accept one electron E. become an anion; become a cation
The afferent and efferent nerves:
A) are regulated by the sympathetic nervous system. B) are receptors stimulated by the sympathetic nervous system. C) are responsible for the somatic functions of the spinal cord. D) originate from the hypothalamus and regulate temperature.