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#Question id: 28454

A researcher performed an experiment during vulva formation in C.elegans;
I- In first experiment destroyed anchor cell
II- In second experiment destroyed three central VPCs
What kind of conclusion has been drawn by these experiments?
a) I-Three cells out of six of the equivalence group divide once and contribute to the vulva formation
b) I-all six cells of the equivalence group divide once and contribute to the hypodermal tissue
c) II-three outer cells, which normally form hypodermis, generate vulval cells instead
d) II-three remaining cells normally formed hypodermis as usually

#Unit 5. Developmental Biology

a and c
b and c
a and d
b and d

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#Question id: 4757

#Unit 8. Inheritance Biology

The newborn baby of a mother having blood group O, Rh+ and father having blood group AB, Rh-, got mixed with other babies in the hospital. The baby with which of the following blood groups is not confirmable to be of the said couple?

(i) AB, Rh+ (ii) O, Rh+

(iii) A, Rh+ (iv) B, Rh+

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#Question id: 3363

#Unit 11. Evolution and Behavior

An autosomal recessive condition affects 1 newborn in 100 in a random mating population without any disruptive acting force. What is the approximate expected frequency of carriers in this population?

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#Question id: 29440

#Unit 6. System Physiology – Plant

Nitrogenase is a complex consisting of the

(a) MoFe protein (dinitrogenase or component I) a heterotetramer

(b) the Fe protein (dinitrogenase reductase or component II) a heterotetramer

(d) the Fe protein (dinitrogenase reductase or component II) a homodimer

Which of the following is correct

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#Question id: 18677

#Unit 13. Methods in Biology

Point mutations in DNA, such as occur in a range of human diseases, can be identified by