In MacArthur and Wilson's island biogeography model, species richness is a balance between
A. arrival and extinction.
B. inhibition and facilitation.
C. arrival and speciation.
D. tolerance and inhibition.
E. None of these choices are correct.
A. arrival and extinction.
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Select the correct sequence concerning glucose catabolism.
A. glycolysis - acetyl - CoA - pyruvate - Krebs cycle - electron transport chain B. glycolysis - pyruvate - acetyl - CoA - Krebs cycle - electron transport chain C. glycolysis - pyruvate - acetyl - CoA - electron transport chain - Krebs cycle D. glycolysis - acetyl - CoA - pyruvate - electron transport chain - Krebs cycle
Some bacteria form a capsule or slime layer around their cell wall in order to promote motility
Indicate whether the statement is true or false
The bacterial chromosome
A. contains all the cell's plasmids. B. forms a single linear strand of DNA. C. is part of the nucleoid. D. is located in the cell membrane. E. All of these choices are correct.
Junction between cells when adjacent plasma membrane proteins join to form an impermeable barrier.
What will be an ideal response?