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omeli [17]
3 years ago
10

Which statement is true? A hypothesis must be based on the researcher's analysis of the data collected in the experiment. A hypo

thesis must be testable for it to be useful in scientific research. A hypothesis must be supported by the results of the research study. NextReset
Biology
1 answer:
tigry1 [53]3 years ago
7 0
I believe the correct answer to be A hypothesis must be testable for it to be useful in scientific research because a hypothesis is an educated guess on what is going to happen during your experiment/ scientific research. 
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Alternative RNA splicing determines which proteins are produced from each gene.
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The fatty tissue surrounding the kidneys is important because it ________. A. is necessary as a barrier between the adrenal glan
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Answer:

D. stabilizes the position of the kidneys by holding them in their normal position

Explanation:

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An organism is unlikely to be preserved as a fossil if
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What is the pH if 20 mL of pH = 2 solution is diluted to a final volume of 600 mL?
Mashutka [201]

Explanation:

Hydrogen atoms contain 1 proton and 1 electron while being devoid of neutrons. When they lose their electron they form an ion or H+, a particle carrying a unit of positive charge.  pH measures how basic or acidic a water-based solutions are, with a formula for pH is

pH = -log[H+].

...where pH is -base 10 log of the concentration of hydrogen ions within the solution.

Initial volume= 20 mL

Final volume= 600 mL

# of dilutions= \frac{600}{20} = 30

for a pH 2= [H+]= 10^{=2}

∴ [H+]=  \frac{10^{-2}}{30} = 3.333 * 10^{-4}

and pH is an antilog of [H+]= - log \frac{10^{-2}}{30} = 3.333 * 10^{-4}

∴pH = 3.47

Learn more about pH at brainly.com/question/4981491

Learn more about pKA at brainly.com/question/11062486

#LearnWithBrainly

7 0
3 years ago
Biology semester 2!!!!!!
Sergio [31]
Yay so happyyyyyyyyyyyyy for youuu
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3 years ago
Read 2 more answers
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