Biology questions
20584 published questions with worked solutions.
- The plasma resembles in its composition to the filtrate produced by the glomerulus except the presence of [DPMT 1992, AIIMS 1980]
- Volume of urine is regulated by [CPMT 1990, Kerala PMT 2004, J & K CET 2010, WB-JEE 2010]
- Which of the following are uricotelic animals? [AIIMS 2002]
- The amount of urine passing through the kidney’s daily is
- Which of the following statement is/are true? 1. Urine is hypertonic in distal convoluted tubule 2. When the urine passes into...
- Juxtaglomerular cells of the kidney secrete
- The net filtration rate is
- A man takes large amount of protein. He is likely to excrete more amount of
- Which three structures contribute to the formation of juxtaglomerular apparatus?
- The correct path of the flow down of urine from the kidney is
- Genetic material should be
- In the twentieth century, it was discovered that _____ is a genetic material of living organisms
- DNA was proved to be the genetic material in E. coli and bacteriophage in
- Strongest evidence that DNA is a genetic material comes from
- Avery et. al. proved that
- The radioactive element used by Hershey and Chase to make the DNA core of bacteriophages radioactive is
- Griffith discovered the phenomenon of
- The unit responsible for expression of trait is
- In DNA molecule, deflection angle between two successive steps (rungs) is
- The number of cytosine bases in a DNA molecule