#Question id: 4589
#Unit 11. Evolution and Behavior
Darwin used the phrase "descent with modification" to explain ________.
#Question id: 10251
#Unit 6. System Physiology – Plant
Initial phase of glycolysis, substrates from different sources are channeled into triose phosphate. For each molecule of sucrose that is metabolized, four molecules of triose phosphate are formed. This process how much requires ATP input?
#Question id: 11567
#Unit 7. System Physiology – Animal
A product of the anterior pituitary gland that causes color changes in its target cells is ________.
#Question id: 3448
#Unit 11. Evolution and Behavior
Which scientist devised a rule that predicts when natural selection should favor altruism?
#Question id: 12543
#Unit 10. Ecological Principles
Use Figure to answer the following questions. Examine this food web for a particular terrestrial ecosystem. Each letter is a species. The arrows represent energy flow.
Which species is most likely an omnivore?