Biology
Pellagra and Scurvy are caused by which pair of vitamin deficiency respectively ________

VitaminC and VitaminD
VitaminB-12 and VitaminC
Vitamin A and VitaminB-12
VitaminC and VitaminA

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Biology
In test tube baby

Development of ova take place in test tube without fertilization
Fertilization of ova takes place in test tube which development of embryo occur in uterus
Fertilization of ova and development takes place in test tube
Fertilization takes place in uterus while development takes place in test tube

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