Multiple choice Which of the following is correct about a test tube baby? Fertilisation inside the female genital tract and growth in a test tube Rearing the prematurely born baby in an incubator Fertilisation outside and gestation inside the womb of a mother Both fertilisation and development affected outside the female genital tract Reveal answer Fill a bubble to check yourself C Correct answer Explanation A test tube baby is fertilised outside the body, but grows in a mother's womb.