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1.) You have 100 ml each of 400 mg/ml sodium phosphate, 250 mg/ml sodium chloride, and 100 mg/ml potassium nitrate. You want to make one liter of a solution containing 10 mg/ml sodium phosphate, 10 mg/ml sodium chloride, and 10 mg/ml potassium nitrate. How much of each starting solution do you need to use, and how much water do you need to add?2.) You have 100 ml each of 50 mg/ml human chorionic gonadotropin, 25x HCG buffer, and 400 mM potassium chloride. You want to make one liter of a solution that is 1 mg/ml human chorionic gonadotropin, 1x HCG buffer, and 40 mM potassium chloride How much of each starting solution do you need to use, and how much water do you need to add?
Osmometer cells in the brain sense an increase in concentration of the blood plasma. They then notify the posterior pituitary gland to release the hormone, ADH. This hormone causes the kidney to save water that lowers the concentration of the plasma.
What is the process of movement of carbon dioxide from, for example, your toe to outside the body? What organs, arteries and veins does it pass through?
While Mexican hairless dogs are crossed with normally haired dogs, about half the pups are hairless and half have hair. While, though, two Mexican hairless dogs are mated, about a third of the pups produced hair, about two thirds are hairless and som..
q1. which process produces haploid gametes for sexual reproduction?q2. humans have 46 chromosomes. is this a haploid or
How various kilograms of diatoms are needed to build 1 metric ton (1000kg) of blue whale. Give details how filter feeding by blue whales enables them to grow so large.
Dozens of potato varieties exist, differing from each other in potato-tuber size, skin colour, flesh colour, and shape. One might construct a classification of potatoes based on these morphological traits. Which of these criticisms of such a classifi..
List four conditions that facilitate the precipitation of calcium carbonate in the ocean and explain how each of these conditions is related to the healthy growth of the hermatypic corals.
Examine the bone markings of the vertebrae and distinguish among the cervical, thoracic, and lumbar vertebrae.
What characteristics distinguish prokaryotic and eukaryotic cells?
Suppose you were culturing a population of bacteria at 15°C and then raised the temperature of the culture to 37°C. What effect do you think this might have on the transition temperature of the lipid bilayer and on the activity of membrane desatur..
An article in the local newspaper about ganggrene states that the tissue destroying toxin, lecithianse, is an "organic compound" but people consider "organic" chemicals to mean something good. Explain the apparent contradiction.
How does gene flow influencethe effects of genetic drift? Does selection counteract drift and gene flow? How do these interactions vary with populationsize? Discuss in reference to Endler's model presented in lecture.
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