SINDH MDCAT 2019

1. A man who has type AB blood could not father a child with type: ____ blood, because he would pass on either the ____ or the B allele to all of his offspring.

2. Identify the purines and pyrimidines from the following figures:

3. A cross between a black cat and a tan cat produces a tabby pattern (black and tan fur together). What percent of kittens would have tan fur if a tabby cat is crossed with a black cat?

4. Which factor decides what type of variation should be flourished and passed on in to the next generations?

5. Hemophilia is a sex linked ____ trait.

6. Which of the following is a type of cell division that plays an Important role in evolution?

7. The “d” and “D” alleles are used for lighter and darker skin colours in humans respectively. By keeping in view the inheritance p of skin color in human beings, choose which combination is showing medium skin color from the following picture:

8. There existed two varieties of Female Fresh Water Mollusks In which some were streamlined and some had high bulge. Over the generations, Male fresh Water Mollusks learned that high bulge favors more production of offspring. So they started preferring to mate with females having high bulge as compared to streamlined. Will this effect Hardy Weinberg ‘equilibrium In the population?

9. A _____ is Mostly a non protein chemical compound that is required for the protein’s biological activity.

10. All of the following belongs to same kimgdom Except: