Based on the literature, you hypothesize that students in traditional biology lectures will have the same grades as students in online biology lectures. You decide to test your hypothesis by comparing grades of students in traditional and online biology lectures over a semester. As a result of the experiment, you observe that the grades in the traditional lectures and the grades in the online
lectures are not significantly different. What do these observations allow you to do?
A. develop a scientific theory
B. reject the hypothesis
C. accept the hypothesis without further question
D. reject the null hypotheses
D
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Enzymes that break down DNA catalyze the hydrolysis of the covalent bonds that join nucleotides together. What would happen to DNA molecules treated with these enzymes?
A) The two strands of the double helix would separate. B) The phosphodiester linkages of the polynucleotide backbone would be broken. C) The purines would be separated from the deoxyribose sugars. D) The pyrimidines would be separated from the deoxyribose sugars. E) All bases would be separated from the deoxyribose sugars.
Define the following terms: • Coastal plain estuary • Tectonic estuary • Fjord
What will be an ideal response?
Although carbon dioxide contains carbon, it is not considered an "organic" compound because ____.
A. it is not found in the earth's crust B. it is not present in living cells C. the carbon atom is not bonded to at least one hydrogen atom D. the carbons are not in chains or rings E. it is too small
The purpose of electron transport is to create a proton (concentration/gradient/pump) across a membrane that can then be used to make ATP
What will be an ideal response?