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Biochemistry

11/09/15

If you were to use an antibody to identify a N-acetylglucosamine ( GlCNAC) transferase in a cell, what compartment of the cell would you expect to find this enz

If you were to use an antibody to identify a N-acetylglucosamine ( GlCNAC) transferase in a cell, what compartment of the cell would you expect to find this enzyme?WHY do you say this?

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Biochemistry Biology Chemistry

11/09/15

You are mapping a particular sequence of DNA that is 7.5 kb in length...

You are mapping a particular sequence of DNA that is 7.5 kb in length . You ‘cut’ it (by incubation) with HindIII and obtain 3 fragments of 1 kb, 2kb, and 3.5 kb You cut it with Bam HI and obtain 2... more

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Biochemistry Biology Chemistry Cellular Biology

11/08/15

Draw a glycosidic bond between beta-D-2 deoxyribose and N-acetyl neuraminic acid

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Biochemistry

11/03/15

Please help with biochemistry

DNA topoisomerase II unwinds DNA using the free energy derived from ATP hydrolysis to ADP and Pi. To follow continuously the catalytic turnover of DNA topoisomerse II, an enzymatic assay needs to... more

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Biochemistry

11/01/15

Please help with biochem

The first law of thermodynamics states that the amount of energy in the universe is constant, but that the various forms of energy can be interconverted. Describe four different types of such... more

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Biochemistry

10/19/15

I need help with biochem

Staphylococcal nuclease accelerates phosphodiester bond hydrolysis by a factor of 5.6x1014 over the spontaneous rate (1.7x10-13). How much does staphylococcal nuclease decrease the activation... more

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Biochemistry

10/18/15

I need help with biochemistry

The covalent catalysis mechanism of an enzyme depends on a single active site Cys whose pKa is 8. A mutation in a nearby residue alters the microenvironment so that this pK increases to 10. Would... more

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Biochemistry

10/18/15

I want help with biochemsitry

Would you expect chymotrypsin to catalyze peptide bond formation?

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Biochemistry

10/05/15

Can beta sheets be found on the surface of proteins?

Protein structure

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Biochemistry

10/05/15

Selenocysteine and pyrrolysine, based on their structure, what unique reactions/weak interactions can they engage in?

Uncommon Amino acids

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Biochemistry

10/05/15

What is the rationale for many large proteins containing multiple copies of a polypeptide subunit?

It is question about protein

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Biochemistry

09/12/15

The hydrogen bond length varies considerably, why?

hydrogen bond

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Biochemistry

09/10/15

calculate the pH values and draw the titration curve of 500mL of 0.020M acetic acid pka 4.76 with 0.020 M KOH

calculate the pH value and draw the titration curve for the titration of 500mL of 0.010 acetic acid (pKa 4.76) with 0.010 M KOH. Calculate the ph of the solution after 510 mL of the titrant have... more

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Biochemistry Chemistry

08/28/15

Equilibrium b/w 2 isomers A and B (both have same mol. wt) is attained when there is 5% by weight A and, by difference, 95% by weight of B. What is Keq?

calculate equilibrium constant

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Biochemistry

04/24/15

why glycolysis occurs in cytoplasm not in mitochondria?

Is there any significance of this? why it can be in mitochondria .

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Biochemistry Science Biology

01/26/15

Field of View, please help! I am confused!

1. Explain how the depth of field changed the magnification increased. 2. At what magnification do you have the smallest field of view? 3. Was there a difference in the depth of field with... more

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Biochemistry Biology Cellular Biology

01/26/15

What is the advantage of “pulling” a stain rather than just dropping the stain directly onto the organism?

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Biochemistry

01/19/15

what are three main components or regions to define chromosome

How to define chromosome

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Biochemistry

01/16/15

why during construction of disperse phase the potential deciding ions can be only the ones which are also existed in disperse phase?

The potential deciding ions are from surrounding medium

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Biochemistry Biology

10/09/14

What is the effect of an enzyme on the equilibrium state of a biochemical reaction? Explain.

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Biochemistry

07/23/14

enzyme kinetic

if the reaction proceeds past V0 what would be the equation that determines the rate of product (P) formation be

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Biochemistry

07/23/14

thermodynamic

The delta G for above reaction A↔B is 24.5KJ/mole under standard conditions. at equilibrium a student adds and addition 4 moles of A and 2 moles of B this addition makes the reaction go which... more

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Biochemistry

07/23/14

glycolysis

which phosphate containing molecules are utilize in glycolysis

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Biochemistry

07/21/14

competitve inhibitor

The Y intercept is 0.01 uM/mon the Vmax is

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Biochemistry

07/21/14

find the concentration

A solution composed of 0.30 M glucose is consider isotonic to Jurkat cells (a T-cell line) at 250. If you wanted to make isotonic solution with NaCL instead what concentration of NaCL would you need

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Answers •1

If you were to use an antibody to identify a N-acetylglucosamine ( GlCNAC) transferase in a cell, what compartment of the cell would you expect to find this enz

You are mapping a particular sequence of DNA that is 7.5 kb in length...

Draw a glycosidic bond between beta-D-2 deoxyribose and N-acetyl neuraminic acid

Please help with biochemistry

Please help with biochem

I need help with biochem

I need help with biochemistry

I want help with biochemsitry

Can beta sheets be found on the surface of proteins?

Selenocysteine and pyrrolysine, based on their structure, what unique reactions/weak interactions can they engage in?

What is the rationale for many large proteins containing multiple copies of a polypeptide subunit?

The hydrogen bond length varies considerably, why?

calculate the pH values and draw the titration curve of 500mL of 0.020M acetic acid pka 4.76 with 0.020 M KOH

Equilibrium b/w 2 isomers A and B (both have same mol. wt) is attained when there is 5% by weight A and, by difference, 95% by weight of B. What is Keq?

why glycolysis occurs in cytoplasm not in mitochondria?

Field of View, please help! I am confused!

What is the advantage of “pulling” a stain rather than just dropping the stain directly onto the organism?

what are three main components or regions to define chromosome

why during construction of disperse phase the potential deciding ions can be only the ones which are also existed in disperse phase?

What is the effect of an enzyme on the equilibrium state of a biochemical reaction? Explain.

enzyme kinetic

thermodynamic

glycolysis

competitve inhibitor

find the concentration

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