(A) Primase (X) (B) Polymerase (X) (C) Helicase (X) (D) Ligase ()
Answers: Okazaki fragments are connected together through action of Ligase.
(A) Fe2+ (X) (B) Mg2+ () (C) Zn2+ (X) (D) Cu2+ (X)
Answers: Chlorophyll molecule contrains Mg2+ as central metal ion.
(A) Epidermis (X) (B) Muscle cells () (C) Gut (X) (D) Notochord (X)
Answers: Yellow cytoplasm in ascidian given rise to muscle cells.
(A) 1?3 (X) (B) 3?4 () (C) 10000 (X) (D) 30000 (X)
Answers: Number of nuclear pores/nucleus in an RBC are 3?4.
(A) Trait (X) (B) Phenotype (X) (C) Genotype () (D) Ratios (X)
Answers: Test cross is used to find Genotype .
(A) A’ blood group (X) (B) B’ blood group (X) (C) O’ blood group (X) (D) AB’ blood group ()
Answers: An example of codominance is AB’ blood group.
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