Human RreproductionVersion en ligne Male and female reproductive systems and pregnancy par Roxana Iero A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Contiene la A they carry mature ova from the ovaries to the uterus Contiene la B Girls start this from 10-16 and boys from 11-16 Contiene la C they produce sperm cells Contiene la D the plural of vas deferens Contiene la E The baby leaves the uterus through a narrow opening called the .... Empieza por F an embryo becomes this Contiene la G one hormone that girls produce Contiene la H is the last part of the male reproductive system Contiene la I the foetus is inside a sac of this Contiene la J males release sperm cells in this process Contiene la K This is something that we have used to make this game. You can read on it. Contiene la L when an ovary releases an ovum into one of the fallopian tubes, it is called... Empieza por M When a woman stops having the period. Contiene la N Fluid where you can find the sperm cells. Empieza por O THEY release ova every month. Empieza por P Female hormone Empieza por Q You put this symbol ? when you are asking a... Empieza por R The scrotum contracts and... to regulate the testicles temperature. Empieza por S These are the male reproductive cells. Contiene la T The muscles or the uterus contract. These are called... Empieza por U The foetus is connected to the mother by the... Contiene la V These organs help to produce semen. Empieza por W The zygote attaches to the uterus.. Contiene la X The man's penis is inserted into the woman's vagina. This is called... Contiene la Y The zygote becomes this after two weeks. Empieza por Z The ovum starts to divide and grow in size to form a ball of cells called...