The Reception And Transmission Of Extracellular Information - Biochemistry | Biology+

Course

Biochemistry

Study Pack

Set 1: The Facts of Life: Chemistry Is the Logic of Biological Phenomena

Set 2: Water: the Medium of Life

Set 3: Thermodynamics of Biological Systems

Set 4: Amino Acids and the Peptide Bond

Set 5: Proteins: Their Primary Structure and Biological Functions

Set 6: Proteins: Secondary, Tertiary, and Quaternary Structure

Set 7: Carbohydrates and the Glycoconjugates of Cell Surfaces

Set 9: Membranes and Membrane Transport

Set 10: Nucleotides and Nucleic Acids

Set 11: Structure of Nucleic Acids

Set 12: Recombinant Dna, Cloning, Chimeric Genes, and Synthetic Biology

Set 13: Enzymeskinetics and Specificity

Set 14: Mechanisms of Enzyme Action

Set 15: Enzyme Regulation

Set 16: Molecular Motors

Set 17: Metabolism: an Overview

Set 18: Glycolysis

Set 19: The Tricarboxylic Acid Cycle

Set 20: Electron Transport and Oxidative Phosphorylation

Set 21: Photosynthesis

Set 22: Gluconeogenesis, Glycogen Metabolism, and the Pentose Phosphate Pathway

Set 23: Fatty Acid Catabolism

Set 24: Lipid Biosynthesis

Set 25: Nitrogen Acquisition and Amino Acid Metabolism

Set 26: Synthesis and Degradation of Nucleotides

Set 27: Metabolic Integration and Organ Specialization

Set 28: Dna Metabolism: Replication, Recombination, and Repair

Set 29: Transcription and the Regulation of Gene Expression

Set 30: Protein Synthesis

Set 31: Completing the Protein Life Cycle: Folding, Processing, and Degradation

Set 32: The Reception and Transmission of Extracellular Information

Set 32 The Reception And Transmission Of Extracellular Information

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Set 32 The Reception And Transmission Of Extracellular Information

(Multiple Choice)

Free

The insulin receptor is in what class of tyrosine kinase receptors?

A) Class I with 2 Cys-rich repeat sequences
B) Class II with a2b2 tetrameric structure
C) Class III with multiple immunoglobulin-like extracellular domains
D) Class IV with a glycosylated protein domain
E) Class V with a lipid-rich hydrophobic domain

Answer

(Multiple Choice)

Free

The hydrolysis of PIP₂ by phospholipase C-β yields what membrane-soluble secondary messenger?

A) diacylglycerol (DAG)
B) phosphatidylinositol (PI)
C) phosphatidylinositol-4,5-bisphosphate (PIP₂)
D) inositol-1,4,5-trisphosphate (IP₃)
E) inositol-1,4-bisphosphate (IP₂)

Answer

(Multiple Choice)

Free

Nitroglycerine is a potent ____ because of the release of ____.

A) antioxidant; O₂
B) vasoconstrictor; NO^.
C) vasodilator; NO^.
D) muscle tensor; O₂
E) all are true

Answer