Describe The Structure Of DNA And Explain The Roles Of Dna

Powerful Essays
Topics: DNA
BIO 113 Spring 2012 - Dr. MJ Bernot

Study Guide – Exam 2

Chapter 7- IS AT THE BOTTOM. Bernot wrote it so hopefully it is useful

• Describe the structure of DNA and discuss how it facilitates the ability of DNA to act as genetic material

• Compare and contrast prokaryotic and eukaryotic chromosomes

• Describe the process of DNA replication as a semi-conservative process. Compare and contrast the synthesis of the leading and lagging strands in DNA replication.

• Explain how the genotype of an organism determines its phenotype.

• State the central dogma of genetics and explain the roles of DNA and RNA in polypeptide (aka: protein) synthesis

• Describe the three steps of RNA transcription (initiation,
…show more content…
o Static

▪ Or Statis is by chemical or physical agent inhibits microbe

▪ Instead of killing them just stops them from growing and leaves them dormant

▪ Like refrigerating

o Cidal

▪ Or cide is referring to agents that destroy or permanently inactivate a particular type of microbes

▪ Completely kills microbes

▪ Burning them

• Define microbial death rate and describe its significance in microbial control.

o Microbial death rate

▪ Permanent loss of reproductive ability under ideal environmental conditions

o They use this to evaluate how efficient antimicrobial agents are

• Describe how antimicrobial agents act against cell walls, cytoplasmic membranes, proteins, and nucleic acids.

o Attacking cell

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