What will be the outcome of the following operation? >>> numbers = ’22 33 44′ >>> numbers.split()

Which one of the following data structure is considered to be immutable?

An inhibitor binds to the active site of an enzyme and in the process is acted upon by the enzyme to form a stable acyl enzyme compound. Which of the following is most likely to occur?

Some leukemias can be treated by introducing asparaginase into blood. This enzyme degrades asparagine, which is required for cancer cell growth. The graph below shows vo vs. [S] plots for two different asparaginases. The arrow below the horizontal axis marks the concentration of asparagine in the blood. Select the best enzyme and rationale that explains which will be most effective in removing asparagine in the blood.image016601c63e5.gif

Determine the stereochemistry of each amino acid in the dipeptide below. Enter D or L. Ax3aSA_peptideStructure.png N-terminal amino acid [BLANK-1] C-terminal amino acid [BLANK-2]

Given the dynamic equilibrium between the T and R states of hemoglobin T   s t a t e k 1 ⇌ k – 1 R   s t a t e Show the relationship between the rate constants that is consistent with the equilibrium of this reaction favoring the T state. Enter . k-1[BLANK-1]k1

Select the statement that best describes the prevalence in proteins of the two generic amino acids shown below.L&Daa(1).png

The image below is a stick rendering of an α-helix looking end-on from its N-terminus. What occupies the interior space of the helix center (arrow) in proteins? AlphaHelix_N_color.png      

Given the peptide structure below, identify if each labeled atom is constrained or not constrained in the same plane of the peptide bond connecting the two amino acids shown. Enter Constrained or Not constrained. PeptideStructure.png a. [BLANK-1] b. [BLANK-2] c. [BLANK-3] d. [BLANK-4] e. [BLANK-5] f. [BLANK-6] g. [BLANK-7] h. [BLANK-8]

If Curve 3 in the accompanying graph represents the oxygen-binding curve for hemoglobin at sea level when a normal amount of CO2 is present, which curve would apply when the amount of CO2 increases causing the pH to decrease?image012601c63e5.gif