Animals tend to feed on prey that maximize their net energy intake. This is called the __________ theory.  

A.  competitive exclusion
B.  maximal consumption
C.  optimal foraging
D.  optimization


C.  optimal foraging

Biology & Microbiology

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You may have heard that monarch butterflies (and their caterpillars) are "poisonous" to many predators. What makes these insects so toxic?

A. Monarch caterpillars produce cardenolides in their digestive tracts. B. Monarch caterpillars use cardenolides from milkweed to synthesize toxins. C. Monarch caterpillars ingest milkweed latex which "chokes" their predators. D. Monarch caterpillars store cardenolides from milkweeds. E. Monarch caterpillars secrete latex from their bodies.

Biology & Microbiology

Describe how you might analyze a pedigree to determine whether a particular condition is recessive or dominant, and X-linked or autosomal. For the sake of this question, ignore conditions such as multiple alleles, incomplete dominance, and other complications

What will be an ideal response?

Biology & Microbiology

A high level of which hormone increases the chances of having fraternal twins?

a. estrogen b. progesterone c. LH d. hCG e. FSH

Biology & Microbiology

Which statement is true of hydrophilic molecules?

A.) they form few or no hydrogen bonds B.) they are generally uncharged C.) they are typically hydrocarbons D.) they mix well with water

Biology & Microbiology