What was the variable in Pasteur's experiment?
A. meat sealed in jars that didn’t have contact...
Biology, 17.04.2020 20:16 haileysolis5
What was the variable in Pasteur's experiment?
A. meat sealed in jars that didn’t have contact with air
B. a swan neck flask that prevented air from getting in
C. uncovered meat that had contact with air
D. a straight neck flask to allow air to get in
Answers: 2
Biology, 22.06.2019 06:20
Which of these statements is false? a. others may notice a problem with a relationship before the people involved. b. the first sign of a problem with a relationship is a feeling of anger. c. damaged relationships can be repaired. d. even good relationships can be damaged.
Answers: 1
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Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above
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Biology, 22.06.2019 23:00
Nitrogen-14 and nitrogen-15 are isotopes of the same element. how do these two isotopes differ? a. they have different numbers of nuclei. b. they have different numbers of protons. c. they have different numbers of neutrons. d. they have different numbers of electrons.
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