Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R
Assertion (A) : 02 is liberated in the non-cyclic photophosphorylation.
Reason (R) : Liberation of oxygen is due to photolysis of water.
In the light of the above statements, choose the correct answer from the options given below
Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R
Assertion (A) : The Cro-Magnon man was the direct ancestor of the living modern man.
Reason (R) : Cro-Magnon man had slightly prognathous face.
In the light of the above statements, choose the correct answer from the options given below
Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R
Assertion (A) : In eukaryotes, transcription occurs in nucleus.
Reason (R) : In bacteria, transcription and translation occurs in cytoplasm.
In the light of the above statements, choose the correct answer from the options given below
Because of the discern benefits, drugs are frequently used repeatedly. The most important thing, which one fails to realize, is the intrinsic addictive nature of alcohol and drugs. Addiction is a psychological attachment to undeniable effects –such as euphoria and a temporary feeling of well-being – associated with drugs and alcohol.
With regular consumption of drugs, the tolerance level of the receptors present in our body increases. Accordingly, the receptors respond only to higher doses of drugs or alcohol leading to greater intake and addiction. In spite of that, it should be clearly borne in mind that the use of these drugs even once, can be a forerunner to addiction.
Dependence is the tendency of the body to glare a characteristic and unpleasant withdrawal syndrome if the regular dose of drugs/alcohol is precipitously discontinued. This is characterized by anxiety, nausea, shakiness, and sweating, which may be relieved when consumption is resumed again. In some cases, withdrawal symptoms can be very bad and even life-threatening and the person may need medical supervision. Dependence leads the patient to ignore all social norms in order to get adequate funds to quench his/her needs. These consequences in many social adjustment problems.