Eusocial animals are those that ________
a. live together for generations and have a reproductive division of labor
b. typically display altruistic behavior
c. nest in colonies but live separately the rest of the year
d. associate with others of their species only for breeding
a
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What properties are associated with a malignant cancer?
A. fast growing B. invades surrounding tissue C. metastatic D. All of the above are correct.
Sugars can cyclize if they contain _______ or more carbons.
a. four b. five c. six d. eight
Ecologist Robert MacArthur observed that five species of similar warblers coexisted on spruce trees because they
A. ate different kinds of insects. B. were actually subspecies of the same species. C. cooperated in their foraging habits. D. were kept below the carrying capacity by predators. E. foraged in different places of the tree canopy.
Some antibiotics can harm the ribosomes in animal cells. Which of the following would you predict to be the most likely long-term effect of damage to ribosomes?
What will be an ideal response?