The measure of concentration in H in a solution
The measure of concentration in H in a solution
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Consists of sugars and sugar polymers that provide a source of energy and structural components for cells
Consists of sugars and sugar polymers that provide a source of energy and structural components for cells
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Positively charged particles
Positively charged particles
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The deepest region of the ocean
The deepest region of the ocean
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Water, carbon, and hydrogen peroxide. A pure substance that cannot be broken down.
Water, carbon, and hydrogen peroxide. A pure substance that cannot be broken down.
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What is the bottom or “floor” region of an ocean called?
What is the bottom or “floor” region of an ocean called?
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A free-floating photosynthetic autotroph that lives in freshwater or saltwater
A free-floating photosynthetic autotroph that lives in freshwater or saltwater
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Atoms of the same element that differ in the number of neutrons
Atoms of the same element that differ in the number of neutrons
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The center of an atom
The center of an atom
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Particles with no charge
Particles with no charge
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Explain how using antibiotics only when essential can limit the development of resistant bacteria such as MRSA
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State that some bacteria are resistant to antibiotics which reduces the effectiveness of antibiotics
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Describe the use of antibiotics for the treatment of bacterial infections
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Explain the role of auxin in controlling shoot growth, limited to: (a) auxin is made in the shoot tip (b) auxin diffuses through the plant from the shoot tip (c) auxin is unequally distributed in response to light and gravity (d) auxin stimulates cell elongation
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Explain phototropism and gravitropism of a shoot as examples of the chemical control of plant growth
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Investigate and describe gravitropism and phototropism in shoots and roots