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Questions in biology

[Free] The main difference among the types of symbiotic relationships is: a. how many species either benefit or are harmed. b. how many species are eaten. c. how many species are protected. d. all of the above

[Free] The age-sex structure of a quickly growing population would probably have a. a wide base, showing many young individuals. b. a wide top, showing many older individuals. c. a wide middle area, showing many middle-aged individuals. d. all of the above.

[Free] Photosynthesis is a process in which _______ energy is converted to _______ energy.

[Free] An organism like a green plant that can make its own food is called what?

[Free] Mammals with a carnivorous diet include the: A. rabbit, mouse, elephant, zebra, and monkey. B. bear, badger, fox, human, and rat. C. aardvark, whale, hyena, dog, dolphin, and mole. D. giraffe, deer, elk, walrus, human, and rat.

[Free] Explain the different ways plants, fungi, and animals obtain nutrients.

[Free] How do fungi make people sick?

[Free] What important idea from Thomas Malthus inspired Darwin?

[Free] What is the S phase? What happens during this phase?

[Free] What is the canopy of the rainforest? Describe it as Campbell and Crane negotiate it on pulleys.