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Embryonic stem cells are routinely cultured in a medium containing 25 mM glucose. You have ordered medium, because you had run out, but you notice that you have accidentally ordered medium without any glucose in it. So, now you need to add it yourself and your supervisor tells you to make 5ml of a 5 M stock solution of glucose.
A. How much glucose powder do you weigh in?
B. How much of the stock solution are you adding to 500 mL of medium?
Calculation of amount of phenol red in micrograms present in 3ml of the solution, you will require to use the following data: the concentration of the unknown 5.0 micromoles, volume = 3ml, MW of phenol red = 376.4g.
Eukaryotic cells are more complex than prokaryotic cells. Explain their differences, functions and the composition of each including how genetic material is replicated.
In the year following the fires, wildflowers sprouted in all burned areas, closely followed in subsequent years by seedlings of the trees that normally grow in the area, such as aspens and lodge poles pines. What changes in the Ecosystem will take pl..
You are analyzing the structure of a gene and find it contains a restriction site for Pst1. This site is ~1000 bp away from another restriction site for Not1.
In the procedure of carbon fixation, RuBP attaches CO2 molecule to produce a six carbon molecule, which is then split in two. After phosphorylation and reduction, what more needs to occur in the Calvin cycle.
Deduce the phenotypic proportions in the progeny of the following crosses of autotetraploids. Assume that the four homologous chromosomes of any one type pair randomly two by two
What is meant by energy coupling? Which molecule is most commonly used in energy coupling? Discuss enzyme and catalyst
Wild non-transgenic Saccharomyces cerevisiae cannot break down cellulose. What are 2 advantages of using Saccharomyces cerevisiae with cloned cellulase gene to breakdown cellulosic biomass over microbes that have inherent cellulase capability.
In cats, striped coats (S) are dominant over solid coats (s), and black fur (B) is dominant over gray (b). A cat that is SsBB is crossed with a cat that is ssBb. What are the chances of an offspring being heterozygous for both traits.
list the order of of passage of list through the eye ball using the following: lens, tunica vasculosa, vitreous humor, cornea, tunica ch pupil, posterior & anterior chamber.
Human populations originally descended from Africa. From there, several expansions into new habitats and environments resulted in cultural and genetic adaptation. One of these adaptations involved the low-oxygen habitats that occur at high altitude.
why the pH of the blood decrease in a person. Why does physical exertion increase symptoms of poisoning by trematol?
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