Monthly Archives: August 2020

Genetic Markers: Key Tools in Modern Genomics

What is “A Marker”? A marker may be defined as a “Mark of identification”. In Biology three major types of markers are used: Morphological markers (also called “classical” or “visible” markers) which are phenotypic traits. Biochemical markers- called isozymes-are  multiple forms of enzymes, including allelic variants of enzymes. A genetic …

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Oomycetes: Order Peronosporales

Order Peronosporales, Aquatic or terrestrial; parasitic on algae or vascular plants, the latter mostly obligate parasites causing downy mildews; in advanced species, zoosporangia borne on well-differentiated sporangiophores, deciduous and behaving as conidia (asexually produced spores); example genera include Albugo, Peronospora, Bremia, and Plasmopara. Habitat  They are aquatic, amphibious and terrestrial species.  Forming a highly group …

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