At one of Paine’s study sites, the dominant organisms in the tidal pools were mussels,

barnacles, whelks, and a species of starfish know as Pisaster ochraceus. These organisms
together are a(n) __________.



a. population
b. community
c. ecosystem
d. niche


B

Biology & Microbiology

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When a male lion competes with another male for mating rights in a pride, this is an example of _________________. When a lion pride competes with hyenas for food sources in a habitat, this is an example of ________________

Both can affect the size of the lion population. A. intraspecific competition; interspecific competition B. interspecific competition; intraspecific competition C. contraspecific competition; intraspecific competition D. intraspecific competition; contraspecific competition E. interspecific competition; contraspecific competition F. contraspecific competition; interspecific competition

Biology & Microbiology

In humans, the diaphragm divides the coelom into the ________ cavity above and the ________ below

a. upper thoracic / abdominal and pelvic cavities b. cranial / upper thoracic cavity c. spinal / abdominal cavity d. abdominal / upper thoracic and pelvic cavities

Biology & Microbiology

Sense mutations produce ____

a. elongated proteins b. shortened proteins c. extra termination codons d. frameshifts e. cell death

Biology & Microbiology

Water molecular weight

What will be an ideal response?

Biology & Microbiology