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A theory
autotroph
producers
Secondary succession begins on soil, and primary succession begins on newly exposed surfaces.
may be revised or replaced
lost as heat
The birthrate becomes higher than the death rate.
speed
a single variable
The algae at the beginning of the food chain are
autotroph
producers
Secondary succession begins on soil, and primary succession begins on newly exposed surfaces.
may be revised or replaced
lost as heat
The birthrate becomes higher than the death rate.
speed
a single variable
What is one difference between primary and secondary succession?
autotroph
producers
Secondary succession begins on soil, and primary succession begins on newly exposed surfaces.
may be revised or replaced
lost as heat
The birthrate becomes higher than the death rate.
speed
a single variable
Enzymes affect the reactions in living cells by changing the _____ of the reaction.
autotroph
producers
Secondary succession begins on soil, and primary succession begins on newly exposed surfaces.
may be revised or replaced
lost as heat
The birthrate becomes higher than the death rate.
speed
a single variable
Only 10 percent of the energy stored in an organism can be passed on to the next trophic level. Of the remaining energy, some is used for the organism’s life processes, and the res
autotroph
producers
Secondary succession begins on soil, and primary succession begins on newly exposed surfaces.
may be revised or replaced
lost as heat
The birthrate becomes higher than the death rate.
speed
a single variable
An organism that uses energy to produce its own food supply from inorganic compounds is called a(an)
autotroph
producers
Secondary succession begins on soil, and primary succession begins on newly exposed surfaces.
may be revised or replaced
lost as heat
The birthrate becomes higher than the death rate.
speed
a single variable
A controlled experiment allows the scientist to isolate and test
autotroph
producers
Secondary succession begins on soil, and primary succession begins on newly exposed surfaces.
may be revised or replaced
lost as heat
The birthrate becomes higher than the death rate.
speed
a single variable
What can cause a population to grow?
autotroph
producers
Secondary succession begins on soil, and primary succession begins on newly exposed surfaces.
may be revised or replaced
lost as heat
The birthrate becomes higher than the death rate.
speed
a single variable
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