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Perform the calculations below, showing your working. You need to make 150 mL stock of:25 mM Hepes buffer pH = 7140 mM NaCl12% (w/v) glucose
A) You have a stock of 1 M Hepes buffer pH = 7. How much of this do you need to add?
B) How much NaCl would you weigh out? The molecular weight of NaCl is 58.44.
C) How much glucose do you need to weigh out? The molecular weight of glucose is 180.16.
D) You have harvested and resuspended some cells in 10 mL of this prepared solution, and counted them to find that there are 2.5 x 106cells/mL. You require 5 mL of cells in the same solution, but at 6 x 105cells/mL. How do you dilute the cell stock?
Homologous recombination is used to generate specific gene deletions in yeast for experimental purposes. Can you think of how this would be carried out?
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Explain how the scientific studies of human development contain complex, well-planned standards and experiments?
In ecology, body size is an important variable. Which of the following implications of body size is truANIMALe?
Prepare report on Huntington's Disease. Explains effects of the disease on healthy body functions, and relates this to signs and symptoms
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Describe and give examples of what the role of disturbance plays in maintaining species diversity in terrestrial and aquatic habitats
List out each animal phylum, give 3 examples of animals from each, and give the distinguishing characteristics for each.
A DNA recombination intermediate before its resolution into two recombined strands is called a(n)
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During Sept 1995, a patient at a hemodialysis center in Montreal, Canada received treatment on a hemodialysis machine to help relieve the effects of kidney.
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