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The lactose permease of E. coli is a protein composed of a single polypeptide that is 417 amino acids in length. By convention, the amino acids within a polypeptide are numbered from the amino terminus to the carboxyl terminus. Are the following questions about the lactose permease true of false?
A. Since the sixty-fourth amino acid is glycine and the sixty-eighth amino acid is aspartic acid, the codon for glycine-64 is closer to the 3' end of the mRNA compared to the codon for aspartic acid-68.
B. The mRNA that encodes the lactose permease must be greater than 1,241 nucleotides in length.
How will those hazards impact the population who frequently visit the park and what measures could be put in place to reduce the hazard vulnerability.
Define partial pressure of a gas and identify 3 different units used to measure partial pressure. What is the PO2 of the atmosphere at sea level? Express in units of torr.
What factors contribute to the differences in appearance of (a) isolated versus crowded colonies and (b) surface versus subsurface colonies?
Explain the function of aminoacyl-tRNA-synthetase and why it is important that this enzyme is perfectly accurate in its recognition of tRNAs and amino acids.
There is a population of 100 frogs. Twenty are heterozygotes, 30 are homozygous recessive, 25 are homozygous dominate. What is the frequency of the dominate allele?
Is one type of music better at enhancing student performance.
In the harlequin-chromosome technique, you allow THREE rounds of replication in bromodeoxyuridine and then stain the chromosomes. What result do you expect to obtain.
Chromosomes may be divided into two general categories. Those included in the determination of the sex are referred to as the "Sex Chromosomes".
The relationship of free energy change to the concentrations of reactants and products is important because it predicts the direction of spontaneous chemical reactions.
Bone marrow contains at least three populations of stem cells. How do you isolate HSCs from human bone marrow separately from the other two then and discuss the structural and functional changes of Ichemic stroke.
define the relationship between chromatin packaging and transcription rates. Name two different types of chromatin modification associated with changes in gene expression.
Disease and treatment associated with the neurotransmitter imbalance. Describe the significance of the dopamine neurotransmitter in our body.
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