Undigested material flows from the ascending colon directly into the:a
transverse colon.
b. duodenum.
c. cecum.
d. rectum.
e. descending colon.
A
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How would amino acids and calcium ions from the bloodstream move across a cell membrane?
A) diffusion B) osmosis C) facilitated diffusion D) active transport
A normal muscle cell produces the myosin protein, which allows muscles to contract. You discover a single muscle cell that has tRNAs that do not bind to amino acids. Will the myosin gene be expressed in this muscle cell? Why or why not?
A) yes, because all cells in the body express the myosin gene all of the time B) no, because if the tRNAs do not bind amino acids, then translation cannot occur C) yes, because the myosin gene will be transcribed in the muscle cell nucleus D) no, because the myosin mRNA will likely get broken down in the cytoplasm
Which term describes meiosis I?
A) equinational B) middling C) confrontational D) reducational E) multiplicative
Who of the following provided the evidence needed to discredit the concept of spontaneous generation?
A. Pasteur B. Semmelweiss C. Lister D. Koch