After establishing a classically conditioned response to a tone, the experimenter then set up a second trial using a new conditioned stimulus, a red light. he repeatedly paired the new conditioned stimulus (the red light) with the conditioned stimulus from the first trial (the tone). this procedure resulted in the conditioned response being elicited by the red light alone (the new conditioned stimulus), even though it had never been paired with the unconditioned stimulus. the experimenter has demonstrated:
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Biology, 21.06.2019 16:00
Which of the following is a main difference in cell structure between an onion cell and a human cheek cell? a. an onion cell contains one nucleus, whereas a human cheek cell contains two nuclei. b. an onion cell has a cell wall. c. a human cheek cell contains chloroplasts. d. there is no difference between an onion cell and a human cheek cell. you for your.
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What type of cell is produced after fertilization occurs and the gametes combines ?
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Chlorophyll is found in plant leaves and absorbs light from the sun to enable plants to perform photosynthesis. magnesium is an important component of chlorophyll. the concentration of magnesium ions is higher in the root-hair cells of plants than in the soil. which mechanism of ion uptake would best enable a plant to produce a steady supply of chlorophyll? osmosis diffusion passive transport active transport
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Biology, 22.06.2019 00:50
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After establishing a classically conditioned response to a tone, the experimenter then set up a seco...
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