Genetics is a significant branch of biology concerned with the study of genes, genetic variation, and heredity in organisms. For example, there is human genetics, mouse genetics, fruit fly genetics, etc. So, do you know where genes are located? Every single living organism of the universe consists of lively cells (except viruses), and the …
Read More »The Structure Of DNA and RNA
One of the features of the ‘genetic molecule’ would have to be the ability to carry instructions – a sort of blueprint – for the construction and behavior of cells and the way in which they grow together to form a complete living organism. Another would be the ability to …
Read More »Regulation of Gene Expression in Prokaryotes: General features and Significance
Every cell of an organism possesses all the structural genes or cistrons. The genes produce proteins and control the activities of the organism. But a genetic system doesn’t allow them to function all at a time in order to avoid enzymatic chaos. Many gene products are only needed occasionally by …
Read More »Introduction to Male Sterility
Male sterility The male reproductive organs are mal-developed or aborted so that no viable pollens will be formed. This condition is known as male sterility (M.S) and may be inherited due to genetic, cytoplasmic or interaction of both genetic and cytoplasmic causes. History of Male Sterility The first documentation …
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