UHS MDCAT 2019 PAPER

1. In plants, which sugar is transported from source to sink through sieve tubes?

2. If a carrier haemophilic female is married to a haemophilic male. What will be the ratio of presence of haemophilia in the children. Select best answer from given condition.

3. As a result of replication, parental DNA would become completely dispersed and that each strand of all the daughter molecules would be a mixture of old and new DNA. This is called as:

4. A student of chemical engineering mistakenly engulfed the toxic compound “A” which was a potent inhibitor of certain enzyme. He was immediately brought to hospital where Dr. injected intravenously substrate “B” to minimize the toxic effect of compound A. His life was saved from serious damages. The treatment method shows that compound A was a _____ inhibitor.

5. Four plants are present in different environmental conditions. Plant A is present in warm climate with continuous rainfall, plant B is present in a cool forest, plant C is present in warm climate with little breeze while plant D is present in warm climate with high wind speed. Which one of the above plants will have highest rate of transpiration?

6. Sequence of amino acids in a polypeptide chain of protein molecule corresponds to the sequence of nucleotides on mRNA for that protein. If reading frame of mRNA for a human protein is 993 nucleotide including a stop codon at the end, how many amino acids would be incorporated in the polypeptide chain?

7. The major function of Basophils is to:

8. Large lymph vessels ultimately form larger lymph duct, which drains its lymph into:

9. Blood group AB is an example of _____ .

10. Passive processes for the movement of molecules across cell surface membrane are :