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Q.25 An object is placed 15 𝑐𝑚 in front of a convex mirror, which has a radius ofcurvature 30 𝑐𝑚. Which one of the following is true of the image […]

Q.24 Genes in two species that are derived from the same ancestral gene in their mostrecent common ancestor are called(A) analogs(B) heterologs(C) orthologs(D) paralogs Correct Answer: (C) orthologs​ Genes derived […]

Q.23 Metabolic acidosis is associated with decreased plasma level of(A) bicarbonate(B) lactate(C) oxygen(D) urea Metabolic acidosis is a condition characterized by low blood pH due to excess acid or bicarbonate loss, […]

Q.22 Which one of the following is NOT used as a component in subunit vaccines?(A) Capsular polysaccharide(B) Inactivated exotoxin(C) Inactivated virus(D) Viral glycoprotein Answer: (C) Inactivated virus Subunit vaccines contain […]

Q.21 Adenine constitutes 0.16 mole fraction in a given single–stranded DNA. What isthe mole fraction of uracil in the resultant RNA, if this entire DNA fragment istranscribed?(A) 0.16(B) 0.32(C) 0.34(D) […]

Q.20 Competition between two populations in an ecosystem is(A) beneficial (+) to both the populations(B) deleterious (˗) to both the populations(C) beneficial (+) to one population, but deleterious (˗) to […]

Q.19 Which of the following is NOT a characteristic morphological feature ofapoptotic cells?(A) Disassembly of nuclear envelope(B) DNA fragmentation(C) Increased cell size(D) Membrane blebbing Answer: (C) Increased cell size Apoptotic […]

Q.18 Which one of the following genetic crosses and their results indicatescytoplasmic inheritance?(A) Wild–type male  mutant female → 100% progeny are mutant(B) Wild–type male  mutant female → 25% […]

Q.17 Match the morphology in Group I with the corresponding microorganismin Group IIGroup I                                  […]

Q.16 Determine the correctness or otherwise of the following Assertion [a] and theReason [r].Assertion [a]: The resolving power of a transmission electron microscope ishigher than that of the light microscope.Reason […]