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To make a logical sequence first we find out that was the subject going on in the sentences. The subject is cell phone so option C comes first followed by option A followed by option D in which adverse effects of cell phone is briefed and lastly option B in which results of cell phones are briefed.
What are the respiratory organs of insects?
CO2 rich blood in lungs comes from ?
Prothrombin, which is responsible for blood clotting, is released by:
The process of mineralization releases:
__________results in the formation of zygote.
Hemoglobin has the highest affinity with which gas?
The term ‘GEAC’ stands for:
Arrange the following steps of DNA fingerprinting in proper sequence :
(A) Hybridisation using labelled VNTR probe
(B) Separation of DNA f...
The resistance of a conductor ________ and a semiconductor _________ on heating.