University of Maryland, Baltimore

SCI 2162

1)Predation is an interaction between two species best described how?

2. The sage plant (Salvia leucophylla) secrets a chemical that inhibits the growth of other sage plants nearby. Considering this, what is the most likely pattern of dispersion one would find in the plant's natural habitat?

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3. A population—birds, for example—that experiences a roughly uniform mortality rate across its lifespan will typically exhibit what type of survivorship curve?