A pH greater than 7
A pH greater than 7
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An ecosystem that is formed where freshwater from a river or stream merges with salt water from the ocean.
An ecosystem that is formed where freshwater from a river or stream merges with salt water from the ocean.
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A body of water that’s shallow enough for sunlight to penetrate.
A body of water that’s shallow enough for sunlight to penetrate.
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On the left side of the arrow
On the left side of the arrow
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How is the abyssal part of the ocean where little or no sunlight can penetrate otherwise described?
How is the abyssal part of the ocean where little or no sunlight can penetrate otherwise described?
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Is a chart that shows columns (families) and rows (periods) of elements
Is a chart that shows columns (families) and rows (periods) of elements
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A pure substance formed when two or more elements combine.
A pure substance formed when two or more elements combine.
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A acidic solution with a pH less than 7
A acidic solution with a pH less than 7
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Is a fatty molecule found in cell membranes
Is a fatty molecule found in cell membranes
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A polymer of nucleotides that provides the genetic code for sequencing amino acids in every enzyme and protein
A polymer of nucleotides that provides the genetic code for sequencing amino acids in every enzyme and protein
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Top Questions
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Explain how using antibiotics only when essential can limit the development of resistant bacteria such as MRSA
Sourav
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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