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What year did the soho spacecraft first started to operate?
asked
Jan 8
in
Science
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1
answer
41
views
What type of bonds form only between metals and nonmetals?
asked
Jan 8
in
Science
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1
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13
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What signals the secretion of gastric acid?
asked
Jan 7
in
Science
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What is the fertilization step in the sexual reproduction of plants?
asked
Jan 7
in
Science
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1
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63
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What is part of a cycle that holds an element or water for a long period of time called?
asked
Jan 6
in
Science
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1
answer
68
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What is freshwater below the earth's surface called?
asked
Jan 6
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1
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38
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What does the activity of an organism depend on the totality of?
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Jan 6
in
Science
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1
answer
77
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What are prepared by the oxidation of secondary alcohols?
asked
Jan 3
in
Science
0
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1
answer
38
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The challenge of techniques used for proteomic analyses is the difficulty in detecting small quantities of what?
asked
Dec 31, 2024
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Science
0
votes
1
answer
40
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Solids and liquids are phases of matter that have their own unique what?
asked
Dec 31, 2024
in
Science
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1
answer
34
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If an electric current passes through water, water molecules break down into molecules of what?
asked
Dec 30, 2024
in
Science
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1
answer
72
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How many sperm does it take to fertilize an egg?
asked
Dec 30, 2024
in
Science
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1
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43
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During interphase of what process, each chromosome is duplicated, and the sister chromatids formed during synthesis are held together at the centromere region by cohesin proteins?
asked
Dec 30, 2024
in
Science
0
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1
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54
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Capacitors can be used to filter out low frequencies. for example, a capacitor in series with a sound reproduction system rids it of the 60 hz what?
asked
Dec 30, 2024
in
Science
0
votes
1
answer
54
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What tissue system has neither dermal nor vascular tissues?
asked
Dec 27, 2024
in
Science
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1
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49
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Dry soils are relatively unproductive because plants need a sufficient quantity of liquid water to carry out what process?
asked
Dec 27, 2024
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