Which of these processes occurs during a cell's first gap (G1) phase?
A. The nuclear envelope breaks down.
B. DNA is semiconservatively replicated.
C. The chromatin condenses into visible chromosomes.
D. The cell synthesizes proteins and grows.
E. The cell synthesizes the enzymes that control mitosis.
Answer: D
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In the midline at the junction of the neck and the upper back, the ________ forms a bony projection.
A) border of the scapula B) vertebra prominens (C7) C) distal head of the clavicle D) tip of the scapular spine E) acromion process
Endocrine glands secrete _____ into the bloodstream, where they travel to specific sites called ____.
Fill in the blank(s) with the appropriate word(s).
Feeling structures with your fingertips is called ________, whereas tapping on the body and listening for sounds of abnormalities is called ________
A) percussion; palpation B) palpation; percussion C) percussion; auscultation D) palpation; auscultation E) auscultation; percussion
Which of the following is NOT true of a steroid hormone?
A. The hormone-receptor complex binds to DNA. B. It activates a second messenger to cause cellular changes. C. It diffuses into the cell and binds to its receptor protein. D. Intracellular enzymes, made from the DNA, direct cellular changes.