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Q1. Spontaneous depurination of DNA occurs at the rate of about 3 X 10-9 depurinations per purine per minute, most of which are repaired. The genome […]

The condition “xeroderma pigmentosum” is characterized by high rates of skin cancers like malignant melanoma. It is caused by mutations in any of several genes that […]

While studying the Michaelis – Menton kinetics of enzymes in the TCA cycle, the synthetic hydrocarbon malonate was shown to act as a competitive inhibitor of […]

The drug vincristine is used to treat many cancers. It apparently works by causing microtubules todepolymerize (breaks apart microtubules). Vincristine use hasmany side effects, including loss […]

Imagine you are an astronaut in a spaceship. Two identical but unlabeled boxes are floating near you. You know that one is filled with sand and […]