Phosphoenolpyruvate (PEP) is the primary CO2 acceptor in Option 1 : C3 and C4 plantsOption 2 : C2 plantsOption 3 : C3 plantsOption 4 : C4 plants
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Transplantation of tissues/organs fails often due to non-acceptance by the patient’s body. Which type of immune is responsible for such rejections? Option 1 : Autoimmune responseOption 2 : Hormonal immune responseOption 3 : Cell-mediated immune responseOption 4 : Physiological immune response
Spliceosomes are not found in the cells of Option 1 : FungiOption 2 : AnimalsOption 3 : BacteriaOption 4 : Plants
Receptor sites neurotransmitters are present on Option 1 : Membranes of synaptic vesiclesOption 2 : Pre-synaptic membraneOption 3 : Post-synaptic membraneOption 4 : Tips of axons
An important characteristic that hemichordates share with chordates is Option 1 : Ventral tubular nerve cordOption 2 : Pharynx with gill slitsOption 3 : Pharynx without gill slitsOption 4 : Absence of notochord
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Which of the following is correctly matched for the product produced by them? Option 1 : Saccharomyces cerevisiae: EthanolOption 2 : Methanobacterium : Lactic acidOption 3 : Penicillium notatum: Acetic acidOption 4 : Acetobacter aceti: Antibiotics
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Artificial selection to obtain cows yielding higher milk output represents Option 1 : Stabilizing selection as it stabilizes this character in the population. Option 2 : Disruptive as it splits the population into two, one yielding higher output and the other lower output. Option 3 : Directional as it pushes the mean of the character
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Which of the following are found in extreme saline conditions? Option 1 : EubacteriaOption 2 : MycobacteriaOption 3 : CyanobacteriaOption 4 : Archaebacteria
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Which of the following facilitates the opening of stomatal aperture? Option 1 : Contraction of outer wall of guard cells.Option 2 : Radial orientation of cellulose microfibrils in the cell wall of guard cells.Option 3 : Decrease in turgidity of guard cells.Option 4 : Longitudinal orientation of cellulose microfibrils in the cell wall of guard
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Which of the following represents the order of ‘Horse’? Option 1 : FerusOption 2 : CaballusOption 3 : PerissodactylaOption 4 : Equidae
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