William is testing what type of light best bean plants grow. he plants four beans in four separate pots. he places each pot in a different room and subjects them to different types of light., and he waters each plant the same amount. he uses sunlight, ultraviolet, fluorescent, and black light. william then measures the height and growth rate of each plant. what is the control for william’s experiment? a) sunlight b) ultraviolet c) fluorescent d) black light
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Biology, 21.06.2019 15:00
Marianne is comparing two animals: a fruit fly and a fruit bat. she asks, "do a fruit fly and a fruit bat share a common ancestor in their evolutionary history? " according to evolutionary theory, what is the answer to marianne's question?
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Biology, 22.06.2019 00:00
Identify the type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy
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Biology, 22.06.2019 06:30
Ascientist is conducting an investigation that involves water, silver, carbon dioxide, and oxygen gas which group of statements best describes all of the materials he is using in the investigation?
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Biology, 22.06.2019 12:00
Which of the following is not associated with invasive species?
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William is testing what type of light best bean plants grow. he plants four beans in four separate...
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