Differentiate between zygote, embryo and fetus.

Zygote

Embryo

Fetus

1. It is formed by the fusion of male and female gametes i.e., sperm and egg.

1. It is formed by the repeated cell divisions of a zygote.

1. It is formed by the growth and development of an embryo .

2. It is found in the fallopian tube.

2. It is found in the uterus,embedded in the uterine wall.

2. It is found in the uterus.

3. A zygote is the beginning of the formation of a baby.

3. An embryo is an unborn baby in the uterus in the early stages of development.

3. . A fetus is an unborn baby in the uterus in the later stages of development .

4. It is unicellular.

4. It is multicellular , but not much more developed.

4. . It is also multicellular, but body features like hands, eyes, head etc can be identified.