Bacterial crusts contain bacteria that primarily supply ____ to other plants?
Fill in the blank(s) with the appropriate word(s).
Answer: nitrogen
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Programmed cell death that helps to sculpt body parts during morphogenesis is called:
a. necrosis b. cell migration c. apoptosis d. remodeling e. death induction
Species interactions between members of a community include __________, which benefits both species. Fill in the blank(s) with the appropriate word(s)
Gibberellin-stimulated cell elongation occurs via cell wall acidification
____________________ Indicate whether the statement is true or false.
Balanced polymorphism can be maintained by the combined actions of:
a. the founder effect and genetic drift. b. heterozygote advantage and genetic drift. c. heterozygote advantage and the founder effect. d. frequency-dependent selection and the founder effect. e. heterozygote advantage and frequency-dependent selection