Bear
Trout
Flies
A forest ecosystem can support a limited number of bears. This is because
bears hibernate during the winter.
the base of the food chain is seasonal
available energy is lost from one trophic level to the next.
Light that supports photosynthesis is limited during certain times of the
year.
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Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them