Molecular Biology Answers

Outline steps involved in DNA synthesis at the replication fork. How do DNA polymerase correct their mistakes?

1.3 Name and briefly discuss three important features of the genetic code

1.2 Draw the general structure of an amino acid and give the correct names for the four groups attached to the alpha-carbon of all amino acids

You are studying a protein that you suspect has DNA topoisomerase activity. Describe how you would test the protein for this activity in vitro.

What is the term for biologically mediated mass/ energy transfer across a system boundary?

In gel electrophoresis and isolation of genomic dna of e.coli,plant cell and animal cells what are the contamination occur? Why and how to rectify?

A molecule of ATP is made of 5 smaller molecules bonded together. Name all 5.

How is the molecular structure of thrombin have importance to its function

In the scientific method exercise, the dependent variable is


A. the type of sugar.


B. the buffer.


C. the bubbling reaction.


D. the yeast itself.


E. None of the above is correct.

1. In the macromolecules II activities, you will

A. use a different set of colorimetric assays to determine the composition of a complex food-grade material.


B. clarify a purified protein to determine activities in different fractions.


C. determine lipid preference in yeast by observing the evolution of oxygen as evidence of metabolism.


D. determine presence/absence of a type of GMO in corn by a test strip that measures nucleic acid content.


E. None of the above is correct.