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Fudgin [204]
3 years ago
6

A basic experiment involves a minimum of ________ participant group(s). psy

Biology
1 answer:
Blababa [14]3 years ago
7 0
A basic experiment involves a minimum of two participant groups. The two participants are the experimental group and the control group. An experimental group receives the variable being tested, and one variable is tested at a time. The experimental group is compared to a control group, which does not receive the test variable. 
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Volcanoes play an important role in determining climate change. When a volcano erupts it throws out large volumes of ___________
antoniya [11.8K]

Answer:

C. Sulfur dioxide.........

7 0
3 years ago
The primary source of increased levels of greenhouse gases on earth is ________.
BARSIC [14]

The primary source of the greenhouse gases on the Earth is the burning of the fossil fuels. The fossil fuels are used for the generation of electricity in the thermal power plants. The fossil fuels are used to power the engines in the various vehicles like the aircraft, cars, bus, trains and trucks. The fossil fuels are also used for conventional heating of the home during the cold season. When the fossil fuels are burned they release smoke that has carbon dioxide, carbon monoxide, and soot in it. These chemicals trap the heat of the Earth leading to global warming.

8 0
3 years ago
Sensory cells and sensory neurons allow multicellular animals to sense physical and chemical cues from their environment. what k
Lynna [10]
The options for this question are:
A. Sensory cells and sensory neurons have electrically excitable membranes that change in charge potential in response to binding an environmental signaling molecule.
B. All sensory cells and sensory neurons fire action potentials when they bind a signaling molecule.
C. Sensory cells and sensory neurons have protein receptors linked to intracellular or membrane-based signaling pathways that alter ion channel permeability.
 The best answer choices are: A & C
Sensory cells and sensory neurons have electrically excitable membranes that change in charge potential in response to binding an environmental signaling molecule.
Sensory cells and sensory neurons have protein receptors linked to intracellular or membrane-based signaling pathways that alter ion channel permeability.

Explanation:
Sensory neurons are nerve cells within the nervous system responsible for converting external stimuli from the organism's environment into internal electrical impulses.
For example, some sensory neurons respond to tactile stimuli and can activate motor neurons in order to achieve muscle contraction. Sensory receptors located in the dermis or epidermises of the skin are called cutaneous receptors. These include nociceptors and thermoreceptors. <span>
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5 0
4 years ago
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What can a cold or flu pill do for a body?
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They might lessen the symptoms
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A group of organs that’s work together to preform a common function is called a(n)
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I think it would be organ system for your awnser

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