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Protein Structure – Properties of Primary, Secondary, Tertiary and Quaternary Structure
Introduction
Proteins are polymers of amino acids. The biosynthesis of proteins occurs in every living cell at some point...
Cell Inclusions in Bacteria
Introduction
Cell inclusions are prokaryotic organelles, not bound by any unit membrane. These are collections of materials or sites...
Regulation of Breathing and Respiratory Rhythm
Introduction
The nervous system normally adjusts the rate of alveolar ventilation almost exactly to the demands of the body...
Thyroid Gland— Synthesis and Physiological Effects of Thyroid Hormones
Introduction
The thyroid gland, located immediately below the larynx on each side of and anterior to the trachea, is...
Nodal Tissue and Rhythmic Excitation of Heart
Introduction
The human heart has a special system for rhythmic self-excitation and repetitive contraction approximately 100,000 times each day,...
Agaricus – Structure, Reproduction and Life Cycle
Introduction
The order Agaricales includes 197 genera and 4,000 species. Most of the species are saprophytic, growing on dead...
Genome Imprinting – Maternal and Paternal Imprinting
Introduction
Genomic imprinting is an epigenetic phenomenon that causes genes to be expressed in a 'parent-of-origin' specific manner.
Understanding ECG and The Cardiac Cycle
Introduction
The cardiac cycle refers to a complete heartbeat from its generation to the beginning of the next beat,...
Chromosomal Disorders – Aneuploidy, Euploidy and Chromosomal Aberrations
Introduction
Chromosome abnormalities (alterations that are large enough to be seen under the microscope) are responsible for a significant...
The Species-Area Curve
What is the Species-Area Relationship Curve?
The Species-Area curve is a graphical representation of species richness or number of...