Biology
Arteries supplying blood to the heart are called

Pulmonary arteries
Coronary arteries
Hepatic arteries
Carotid arteries

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Biology
In test tube baby

Fertilization takes place in uterus while development takes place in test tube
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
Development of ova take place in test tube without fertilization

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Biology
Which one among the following statements is correct ?

All arteries carry oxygenated blood
Except the pulmonary vein, all other veins carry oxygenated blood
Except the pulmonary artery, all other arteries carry oxygenated blood
All veins carry oxygenated blood

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