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Q.8 The common component in crustacean exoskeleton and fungal cell wall is(A) lignin (B) cellulose (C) chitin (D) peptidoglycan The common component in crustacean exoskeleton and fungal cell wall is […]

Q.7 In viruses, capsids are made up of(A) proteins (B) nucleic acids (C) lipids (D) sterols Capsids in viruses are protein structures that protect the genetic material. The correct answer […]

Q.6 The curve y=x^4-4x^3+4x^2-4 has tangents parallel to the x-axis at the following points (x,y) (A) (1, 4), (−2, 2) 𝑎𝑛𝑑 (0, −1)(B) (0, −4), (2, −4) 𝑎𝑛𝑑 (1, −3)(C) […]

Q.5 The CORRECT sequence of phases during mitosis is(A) prophase, metaphase, anaphase, telophase(B) prophase, anaphase, metaphase, telophase(C) anaphase, prophase, metaphase, telophase(D) anaphase, metaphase, prophase, telophase The correct sequence of phases […]

Q.4 Protein that helps other proteins to fold correctly is(A) chaperone(B) proteasome(C) ubiquitin(D) desmosome The correct answer is (A) chaperone. Chaperone proteins assist other proteins in achieving their correct three-dimensional […]

Q.3 In humans, the testis temperature is maintained below the core body temperature with thehelp of(A) proximal tubule(B) loop of Henle(C) scrotum(D) seminal vesicles The scrotum maintains testis temperature 2-3°C […]

Q.2 T cells and B cells are(A) lymphocytes (B) erythrocytes (C) epithelial cells (D) squamous cells T cells and B cells are lymphocytes, making option (A) the correct answer in […]

Q.1 Deficiency of the enzyme phenylalanine hydroxylase causes Phenylketonuria. Phenylalaninehydroxylase converts phenylalanine to(A) tryptophan (B) alanine (C) tyrosine (D) threonine Phenylalanine hydroxylase converts phenylalanine to tyrosine, making option (C) the […]

Q.60 The velocity of blood in a blood vessel of 2.0 cm radius is 30 cm/s. When the blood vessel bifurcatesinto 2 smaller vessels of radius 1.0 cm each, the […]

Q.59 The equation sin 𝜃/2 (sin𝜃/2+cos𝜃/2)= 𝛽 has a solution, where 𝛽 is a natural number. Then 𝛽is _______. solve-sin-theta-by-2-sin-theta-by-2-plus-cos-theta-by-2-equals-beta The given equation has a solution only when β=1. Problem […]