Biology, 24.05.2021 02:50 ineedhelp2285
In the Meselson-Stahl experiment, 15N-labeled cells were shifted to 14N medium, at what we can designate as generation 0.
a. For the semiconservative model of replication, what proportion of 15N-15N, 15N-14N, and 14N-14N would you expect to find after 1, 2, 3, 4, 6, and 8 replication cycles? Explain.
b. For the conservative model of replication, what proportion of 15N-15N, 15N-14N, and 14N-14N would you expect to find after 1, 2, 3, 4, 6, and 8 replication cycles? Explain.
Answers: 3
Biology, 21.06.2019 19:00
Select the correct answer.which scenario describes unethical lab behavior? a.danny stores the chemicals required for his experiment in flasks and beakers.b. anna publishes the results of her experiment on the growth rate of saplings.c. jason repeatedly runs an experiment until he gets the results he desires.d. mia records her observations of an experiment precisely and accurately.resetnext
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Biology, 21.06.2019 22:00
Many organs are involved in the processes of keeping the blood and the body clean. when poisonous or harmful substances are in the blood, they are absorbed by the and released in a less harmful form. when wastes are present in the blood, they are filtered out and removed from the body by the
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Biology, 22.06.2019 03:00
Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.
Answers: 1
In the Meselson-Stahl experiment, 15N-labeled cells were shifted to 14N medium, at what we can desig...
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