Microbiology

Genetics (10)

Microbiology, part 41: Genetics - Biotechnology

Microbiology, part 41: Genetics - Biotechnology

Cathy Parkes RN, BSN, PHN, CWCN

Terms and concepts related to biotechnology that you likely have to know for your Microbiology class, including genetic engineering, recombinant DNA technology, transgenic organisms, molecular cloning, restriction enzymes, sticky ends...

Microbiology, part 41: Genetics - Biotechnology

Cathy Parkes RN, BSN, PHN, CWCN

Terms and concepts related to biotechnology that you likely have to know for your Microbiology class, including genetic engineering, recombinant DNA technology, transgenic organisms, molecular cloning, restriction enzymes, sticky ends...

Microbiology, part 40: Genetics - Gene Regulation

Microbiology, part 40: Genetics - Gene Regulation

Cathy Parkes RN, BSN, PHN, CWCN

Gene regulation; operons and their parts, including the promoter, operator, and structural genes; regulatory genes and the difference between an activator and repressor; constitutively expressed genes & examples; repressible operons,...

Microbiology, part 40: Genetics - Gene Regulation

Cathy Parkes RN, BSN, PHN, CWCN

Gene regulation; operons and their parts, including the promoter, operator, and structural genes; regulatory genes and the difference between an activator and repressor; constitutively expressed genes & examples; repressible operons,...

Microbiology, part 39: Genetics - Horizontal Gene Transfer

Microbiology, part 39: Genetics - Horizontal Gene Transfer

Cathy Parkes RN, BSN, PHN, CWCN

Horizontal gene transfer; an overview of transformation, transduction, conjugation, and transposons; conjugation and its process; transposons, including the difference between replicative and nonreplicative transposons.

Microbiology, part 39: Genetics - Horizontal Gene Transfer

Cathy Parkes RN, BSN, PHN, CWCN

Horizontal gene transfer; an overview of transformation, transduction, conjugation, and transposons; conjugation and its process; transposons, including the difference between replicative and nonreplicative transposons.

Microbiology, part 38: Genetics - Replica Plating & Ames Test

Microbiology, part 38: Genetics - Replica Plating & Ames Test

Cathy Parkes RN, BSN, PHN, CWCN

Replica Plating and the Ames Test: their purposes and an example of each procedure.

Microbiology, part 38: Genetics - Replica Plating & Ames Test

Cathy Parkes RN, BSN, PHN, CWCN

Replica Plating and the Ames Test: their purposes and an example of each procedure.

Microbiology, part 37: Genetics - Mutagens & DNA Repair

Microbiology, part 37: Genetics - Mutagens & DNA Repair

Cathy Parkes RN, BSN, PHN, CWCN

Key types of chemical mutagens, including nucleoside analogs, nucleotide-modifying agents, and intercalating agents; two types of radiation that can cause mutations - ionizing and non-ionizing; different mechanisms for repairing DNA...

Microbiology, part 37: Genetics - Mutagens & DNA Repair

Cathy Parkes RN, BSN, PHN, CWCN

Key types of chemical mutagens, including nucleoside analogs, nucleotide-modifying agents, and intercalating agents; two types of radiation that can cause mutations - ionizing and non-ionizing; different mechanisms for repairing DNA...

Microbiology, part 36: Genetics - Mutations

Microbiology, part 36: Genetics - Mutations

Cathy Parkes RN, BSN, PHN, CWCN

Mutations, including spontaneous vs. induced; point mutations & types (silent mutations, missense mutations, and nonsense mutations), how each affects the resulting polypeptide; frameshift mutation and example.

Microbiology, part 36: Genetics - Mutations

Cathy Parkes RN, BSN, PHN, CWCN

Mutations, including spontaneous vs. induced; point mutations & types (silent mutations, missense mutations, and nonsense mutations), how each affects the resulting polypeptide; frameshift mutation and example.

Microbiology, part 35: Genetics - Translation

Microbiology, part 35: Genetics - Translation

Cathy Parkes RN, BSN, PHN, CWCN

Translation of mRNA into a protein; the genetic code, including the start codon, stop (or nonsense) codons, degeneracy of the genetic code, and the wobble position; the steps involved in...

Microbiology, part 35: Genetics - Translation

Cathy Parkes RN, BSN, PHN, CWCN

Translation of mRNA into a protein; the genetic code, including the start codon, stop (or nonsense) codons, degeneracy of the genetic code, and the wobble position; the steps involved in...

Microbiology, part 34: Genetics - Transcription

Microbiology, part 34: Genetics - Transcription

Cathy Parkes RN, BSN, PHN, CWCN

Transcription; the steps involved in transcription, including initiation, elongation, and termination. Key differences in transcription between a prokaryotic cells and a eukaryotic cell; key processing steps that a primary transcript...

Microbiology, part 34: Genetics - Transcription

Cathy Parkes RN, BSN, PHN, CWCN

Transcription; the steps involved in transcription, including initiation, elongation, and termination. Key differences in transcription between a prokaryotic cells and a eukaryotic cell; key processing steps that a primary transcript...

Microbiology, part 33: Genetics - DNA Replication

Microbiology, part 33: Genetics - DNA Replication

Cathy Parkes RN, BSN, PHN, CWCN

DNA replication in a prokaryotic cell; semiconservative replication and the steps involved in semiconservative replication (i.e., initiation, elongation, and termination). The various enzymes involved in the replication process (e.g., gyrase,...

Microbiology, part 33: Genetics - DNA Replication

Cathy Parkes RN, BSN, PHN, CWCN

DNA replication in a prokaryotic cell; semiconservative replication and the steps involved in semiconservative replication (i.e., initiation, elongation, and termination). The various enzymes involved in the replication process (e.g., gyrase,...

Microbiology, part 32: Genetics - Nucleotides & DNA Structure

Microbiology, part 32: Genetics - Nucleotides & DNA Structure

Cathy Parkes RN, BSN, PHN, CWCN

The structure of a nucleotide, including a 5-carbon sugar molecule, phosphate group, and nitrogenous base. The structure of DNA, including a description of the sugar-phosphate backbone, double helix, and base...

Microbiology, part 32: Genetics - Nucleotides & DNA Structure

Cathy Parkes RN, BSN, PHN, CWCN

The structure of a nucleotide, including a 5-carbon sugar molecule, phosphate group, and nitrogenous base. The structure of DNA, including a description of the sugar-phosphate backbone, double helix, and base...