Tag Archives: Guppies and Genetics

Gene variations in breeding guppies by J. Håkan Turesson

Genetic variation means the following – there are various variants of gene abnormalities within a population or an individual. Each specific fish has only two copies of each gene, so it can have a maximum of two gene variants. However, … Continue reading

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Iridophore – the cell

The iridophore cell is one type of reflective pigment cell that is found in many different kinds of animals including reptiles, invertebrates, insects and fish. Also called a guanophore, these cells contain reflecting platelets made of crystalized purine deposits, specifically … Continue reading

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