Which of the following enters a target cell's nucleus and acts directly on the genes.
A. Glucagon
B. Insulin
C. Estrogen
D. Antidiuretic hormone (ADH)
E. Oxytocin (OT)
Answer: C
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What is anemia characterized by?
a. low plasma volume b. low hematocrit c. low white blood cell count d. high thrombocyte count e. thick blood
Fowler's position facilitates ________.
A. sleeping B. all treatments C. dizziness D. breathing
A dark band formed by parallel thick filaments that partly overlap the thin filaments is known as an H band
Indicate whether the statement is true or false
Which of the following statements is true?
a. All subclasses of loose connective tissue do not contain collagen fibers. b. Loose connective tissue includes cartilage. c. Dense connective tissue includes a great deal of collagen. d. Dense connective tissue includes a large amount of reticular fibers.