'Structural genes' presentation slideshows

Biochemistry

Biochemistry. Chen Yonggang Zhejiang University Schools of Medicine. Regulation of Gene Expression: Putting information to work. Information encoded in DNA is of no use unless it is expressed. Each cell has many genes but few are active at any time

804 views • 68 slides

Macroevolution

Macroevolution. Macroevolution. The origin of taxonomic groups higher than the species level Concerned with major events in the history of life as found in the fossil record Includes the origin of new design features such as feathers and wings in birds, upright posture of humans

1.04k views • 67 slides

Macroevolution

Macroevolution. Macroevolution. The origin of taxonomic groups higher than the species level Concerned with major events in the history of life as found in the fossil record Includes the origin of new design features such as feathers and wings in birds, upright posture of humans

1.01k views • 67 slides

Chapter 16 Outline

Chapter 16 Outline. 16.4 Some Operons Regulate Transcription Through Attenuation, the Premature Termination of Transcription, 442 16.5 Antisense RNA Molecules Can Affect the Translation of mRNA, 445 16.6 Riboswitches Function as Regulatory Elements in mRNAs, 446.

709 views • 50 slides

Regulation of gene expression

Regulation of gene expression. Learning Outcome. To explain the regulation of gene expression in bacteria. Introduction. Bacteria have a remarkable ability to adapt to a rapidly changing environment Adaptation requires that new proteins to be synthesized

756 views • 48 slides

Comparison of Genetic Material and Replication for Eukaryotes and Prokaryotes

Comparison of Genetic Material and Replication for Eukaryotes and Prokaryotes . Comparison of Transcription for Eukaryotes and Prokaryotes. Regulation of Gene Expression. Enzymes are common feature of biochemical pathways Constitutive enzymes (60-80%) Inducible enzymes Default position off

2.17k views • 34 slides

SURVEY OF BIOCHEMISTRY Transcription and Translation

SURVEY OF BIOCHEMISTRY Transcription and Translation. PRS. Which of the following is not an example of a DNA-binding motif in proteins? Beta Sheet Helix-turn-Helix Zinc Finger Leu Zipper. PRS. Which amino acid contains a hydroxyl in its side chain? Threonine Methionine Aspartic Acid

345 views • 33 slides

The tryptophan operon

Presented by: Chandana kalita MSc Biotechnology 2 nd sem Roll no. 03 Gauhati University. The tryptophan operon. Operon in gene regulation in prokaryotes. Gene regulation: The synthesis of particular gene product is controlled by mechanisms collectively called gene regulation

1.36k views • 29 slides

Gene Regulation

Gene Regulation. Intro.

588 views • 27 slides

Prokaryotic Gene Regulation

Prokaryotic Gene Regulation. Coordinate regulation of genes involved in similar functions. Types of Control . Operon. Unit of coordinate gene expression Includes structural genes and their adjacent regulatory elements We will consider Lac operon (inducible) Ara operon (inducible)

1.02k views • 25 slides

Genes and Behaviour

Genes and Behaviour. Process. Environmental. Regulatory genes. Process. Environmental. Regulatory genes. Environmental influences turn genes on and off. Process. Environmental. Regulatory genes. Environmental influences turn genes on and off. Structural Genes. Process.

348 views • 23 slides

Goals today:

334 views • 19 slides

Gene Regulation

Gene Regulation. Intro.

564 views • 18 slides

Evidence of Evolution Part 2

Evidence of Evolution Part 2. Evidence of Evolution. In addition to fossils, other evidence supports the theory of evolution Comparative anatomy: study of the structures of different organisms Remember, a theory in science means: The idea has been tested repeatedly and so far not disproven.

446 views • 17 slides

Biotechnology :

273 views • 16 slides

Biotechnology :

273 views • 16 slides

Biotechnology :

316 views • 16 slides

Chapter 3

Chapter 3. Genetics. Michael Hoerger. The Basics. Nucleus: where most genetic material is stored, contains chromosomes Chromosomes: 46 (23 pairs), carry genes Genes: Segments on chromosomes, instruct cells how to make proteins DNA: basic molecules of genes See diagram: p. 60. Zygotes.

221 views • 7 slides

KEY CONCEPT Gene expression is carefully regulated in both prokaryotic and eukaryotic cells.

180 views • 7 slides

codes for the production of a repressor protein

A regulator gene is a prokaryotic gene that . codes for the production of a repressor protein. An operator is a DNA segment that controls transcription by. blocking RNA polymerase with a repressor protein; it is part of the operon.

179 views • 5 slides