Assertion (A): The chronic use of alcohol by a person leads to cirrhosis.
Reason (R): Alcohol addiction at times becomes the cause of mental and financial distress to the entire family of the addicted person.}
- Cirrhosis is caused by liver damage due to chronic alcohol consumption.
- While addiction impacts family well-being, it does not directly cause cirrhosis.
Explain the role pf placenta
The following questions are based on the classic experiment conducted by Hershey and Chase.
(i) Why were bacteriophages chosen by the scientists?
(ii) Name the radioactive isotopes used and state the reason for using them.
(iii) Describe the steps of the experiment.
(iv) Why is this experiment considered a major breakthrough in the field of molecular biology?