Explanation of nucleic acids
Give a brief explanation of nucleic acids? Write down the historic origin of this name?
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DNA as well as RNA, the nucleic acids, is molecules which are accountable for the hereditary information which commands protein synthesis in the living beings. The name ‘nucleic’ originates from the fact that they were formed (by Swiss biochemist Friedrich Miescher, in the year of 1869) in cell nucleus. In that time it was not recognized that those substances contained hereditary information.
Write the other name given to sex chromosomes? What is the main function of sex chromosomes?
AIDS: Acquired immune deficiency syndrome (abbreviated as AIDS) is a disease of the human immune system caused by the human immune-deficiency virus (that is, HIV). Its main symptoms are as: • Lack of energy
Is tubular-dorsal nervous system of chordates related to lateral or radial symmetry? How does that elucidate the complexity level of nervous system reached by the vertebrate evolutionary branch?
How different are extracellular and intracellular digestion? Describe the evolutionary benefit of extracellular digestion?
Regarding the existence of segmentation (or metameres) in their body to which another already studied the phylum are arthropods proximal?
For which reason the glucorticoids are used in transplant patients?
Write an illustration of positive feed-back of the homeostatic regulation?
Into how many kinds is immuno fluorescence is classified?
After the neurula phase and from its ventral part to the dorsal how can the morphology of embryo be explained?
Give a brief explanation of cytochromes.
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