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Since the second sentence is in present perfect, therefore the presence of the first sentence in the past tense gives the correct meaning.
…………………………….is the prominent member of 1:1 type group in which one tetrahedral and one octahedral layer is present.
...The Chargaff’'s rule (1: 1 stoichiometric ratio of purine and pyrimidine bases) is not followed in organisms having as genetic material.
Which was the very initial act in India that provides the protection from adulteration/contamination of food that may lead to the health risk of consume...
What is the main cause of the physiological disorder known as "Tirak" or "bad boll opening" in cotton?
Fusarium wilt disease in gram is mainly caused by
Phytosiderophores have high affinity to
Which nutrient is primarily responsible for the development of bolls in cotton?
Which of the following converts the reciprocating motion of the piston into rotary motion of the flywheel?
Which mechanical action is involved in separating the dense tufts of cotton fiber from bales during the purification process?
Which of the following is not a basic principle of food preservation?