Fungi digest macromolecules by ________.
A. intracellular digestion
B. active transport
C. extracellular enzyme activity
D. phagocytosis
Answer: C
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Which of the following describes a way that breast cancer influences the physiology of the body?
A. Tumor growth that disrupts the ducts leading to the nipples may result in discharge leaking from the breasts. B. Breast cancer may cause fatigue and a lack of energy. C. The lymph nodes underneath the arms may become swollen and painful to touch, indicating the cancer has invaded them. D. Lumps may be found in breast tissue as tumors form and grow. E. Metastasis to the bones of the body can cause bone pain and easy fracturing. F. All of these choices are correct.
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What will be an ideal response?
A graduate student is studying the feeding behavior of a small octopus that must be laboriously collected from the shores of a remote island. Her intern wishes to do experiments to look at the octopus's mating behavior. Why might the graduate student veto this idea?
A. The octopus has iteroparous reproduction, and will eat its mate. B. The octopus has semelparous reproduction, and will die after laying one batch of eggs. C. The octopus has semelparous reproduction, and will eat its mate. D. The octopus has iteroparous reproduction, and will die after laying one batch of eggs.