What are genes that code for negative cell cycle regulatory proteins called?
a. oncogenes
b. tumor suppressor genes
c. proto-oncogenes
d. mutated genes
b. tumor suppressor genes
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An ecosystem includes ________ along with ________
A) macroorganisms / microorganisms B) living organisms / their chemical and physical environments C) pathogenic organisms / non-pathogenic organisms D) single celled organisms / multi-cellular organisms
At high population density, __________ is favored, investing more time and energy in fewer, higher
quality offspring. Fill in the blank(s) with the appropriate word(s).
Cardiac muscles cells have a sarcolemma that is more permeable to calcium, which causes them to __________
Fill in the blank(s) with the appropriate word(s).
Which of the following is a bile-tolerant anaerobe?
A) Bacteroides B) Escherichia C) Shigella D) Prevotella