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Correct Answer: B) Brain.
Correct Answer: A) 25 cm.
Correct Answer: A) Antherozoid.
Correct Answer: D) Osteocalcin.
Correct Answer: C) Small intestines.
Correct Answer: B) Test tube baby.
Correct Answer: C) Insulin.
Correct Answer: B) Skull.
Correct Answer: A) 270 to 350 bones.
Correct Answer: B) Luteinizing hormone (LH).
Correct Answer: C) Surrogate mother.
Correct Answer: C) Both (a) and (b).
Correct Answer: D) Asexual.
Correct Answer: A) 4.5-5.0 million/cubic mm.
Correct Answer: B) Phenice method.
Correct Answer: D) All of above.
Correct Answer: A) 36.9$^ \circ$C.
Correct Answer: C) Testosterone.
Correct Answer: B) Calcium phosphate.
Correct Answer: D) Uterus.
Correct Answer: D) 3-7 days.
Correct Answer: A) Retro virus.
Correct Answer: D) Brain cells.
Correct Answer: B) Oviparity.
Correct Answer: C) Skeletal muscles.