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Growth hormone
Growth hormone is a polypeptide hormone synthesised and secreted by the anterior pituitary gland which stimulates growth and cell reproduction in humans and other vertebrate ... > more -
Epstein-Barr virus
The Epstein-Barr virus (EBV), also called Human herpesvirus 4 (HHV-4), is a virus of the herpes family (which includes Herpes simplex virus and Cytomegalovirus), and is one of the most common viruses ... > more -
Speciation
Speciation refers to the evolutionary process by which new biological species arise. There are three main ideas concerning the emergence of new species (Modes of Speciation), each based on the degree ... > more -
Hormone Disorders
Thyroid Disease
Molecular Biology
Healthy Aging
Attention Deficit Disorder
Cell Biology
Thyroid hormone
The thyroid hormones, thyroxine (T4) and triiodothyronine (T3), are tyrosine-based hormones produced by the thyroid gland. An important component in the synthesis is iodine. The thyronines act on the ... > more -
Erectile Dysfunction
Healthy Aging
Attention Deficit Disorder
Mating and Breeding
Muscular Dystrophy
Sports Medicine
Sex linkage
Sex linkage is the phenotypic expression of an allele that is dependent on the gender of the individual and is directly tied to the sex chromosomes. In such cases there is a homogametic sex and a ... > more
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