Questions

• how does an foetus produce its own blood by aabb266 to Comments: (Comments Off on how does an foetus produce its own blood )
• is it true that most of the chickens in big hotels are injected with arv’s to increase in size by 4 east to Comments: (Comments Off on is it true that most of the chickens in big hotels are injected with arv’s to increase in size )
• the working mechanism of a flying plane and a helicopter is different from that of a living bird ,would scientist ever by abqb266 to Comments: (Comments Off on the working mechanism of a flying plane and a helicopter is different from that of a living bird ,would scientist ever )
• Given that asteroids from mars are found on earth, would asteroids from earth be found on mars? by abpb266 to Comments: (Comments Off on Given that asteroids from mars are found on earth, would asteroids from earth be found on mars? )
• Do water have layers? by abrb266 to Comments: (Comments Off on Do water have layers? )
• what are teeth made of and the best way of keeping them healthy and white by aabb266 to Comments: (Comments Off on what are teeth made of and the best way of keeping them healthy and white )
• why do athletes often eat glucose, sweets just before a race by aahb266 to Comments: (Comments Off on why do athletes often eat glucose, sweets just before a race )
• why is it that has become difficult to establish curative drugs for HIV/AIDS by abqb266 to Comments: (Comments Off on why is it that has become difficult to establish curative drugs for HIV/AIDS )
• Does hot water flow faster than cold water? by abpb266 to Comments: (Comments Off on Does hot water flow faster than cold water? )
• where is the center of the earth by aabb266 to Comments: (Comments Off on where is the center of the earth )