Which muscle is involuntary?
A) skeletal
B) smooth
C) cardiac
D) smooth and cardiac
E) smooth, cardiac, and skeletal
D) smooth and cardiac
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Rani has read how important Ca2+ ions are to muscle contraction and neuron function. Rani, age 25, hates milk and most dairy products, and doesn't think she eats many foods that are sources of calcium, nor does she take supplements. Why don't Rani's muscles and nerves show problems related to calcium deficiency? What problems might Rani encounter later in life if she continues this lifestyle?
What will be an ideal response?
Unscramble the following terms. overproduction of oil aehrrobes
What will be an ideal response?
Atrophy of the pancreatic acinar cells could occur in response to ________.
A. increased secretin secretion B. decreased sympathetic stimulation C. increased gastrin secretion D. decreased cholecystokinin secretion
Answer the following questions true (T) or false (F)
1. Nuclear pores connect the cytoplasm with the nucleoplasm and allow substances to move between the two areas. 2. Sister chromatids of a chromosome are joined at a region called the centrosome. 3. To make a protein, DNA first is replicated into RNA, and then RNA is transcribed into amino acids.