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Q.35 Match List-I with List-II List-I (Species) List-II (Identifying Characters of species) (A) Allopatric species (I) Species inhabiting the same geographical area (B) Sympatric species (II) Species inhabiting different geographical […]

Q.33 Identify the correct statements related to sex-linked inheritance in humans: Males are considered to be hemizygous for genes present on the X-chromosome. Majority of sex-linked traits are carried on […]

Q.32 Arrange the following in order of their action – (A) G1 cyclin CDK complex (B) APC–Cdh1 (C) S phase cyclin CDK complex (D) APC–Cdc20 Choose the correct sequence answer […]

Q.31 N-linked glycosylation in proteins of eukaryotes is initiated in the: Lumen of the endoplasmic reticulum Lumen of the Golgi apparatus Inside the nucleus Within endosomes Correct Answer: Lumen of […]

Q.30 Rifampicin, an inhibitor of RNA polymerase, is added to a bacterial culture. The culture is immediately divided into three fractions, to which radioactive thymine or uracil or methionine are […]

Q.29 The Asian mongoose and the American skunk evolved independently of each other, but show similar structures and features (for example, the ability to spray their attacker with musk). The […]

Q.28 Which of the following is NOT TRUE with respect to control of respiration? Peripheral chemoreceptors respond to changes in O2 and CO2 concentration in the blood. Respiration responds to […]

Q.27 Place these steps in temporal order, first to last: Exocytosis of synaptic vesicles. Binding of neurotransmitter molecules to its receptors. Opening of voltage-gated Ca2+ channels. Opening of Na+ channels […]

Q.26 Match List-I with List-II List-I List-II Hormone Function (A) Leptin (I) Conversion of glycogen to glucose-1 phosphate (B) Pancreatic polypeptide (II) Suppresses appetite (C) Parathyroid hormone (III) Inhibits somatostatin […]

Q.25 Which one of the following are correct characteristic features set for bony fishes? Heterocercal caudal fin; 5–7 pairs of gill slits; exoskeleton is made up of cycloid scales. Homocercal […]