How much do you know about biology? Biology has made a lot of progress. The goal of biology is to improve our lives through controlled inheritance, genetic engineering, the study of vitamins, hormones, cancer research, and the...
Questions: 14 | Attempts: 9865 | Last updated: Mar 10, 2021
In which of these glands is ADH (Anti-Diuretic Hormone) produced?
The International General Certificate of Secondary Education(IGCSE) is an examination developed by the University of Cambridge International Examinations. This quiz has been designed for students to test their knowledge about the...
Questions: 10 | Attempts: 3598 | Last updated: Feb 25, 2021
The half-lifeof a Radioactive substance is 5 hours. A sample is tested and found to contain O.48g of the substance. How much of the substance was present in the sample in the sample 20 hours before the sample was tested?