Question

What is foetus? Difference between zygote and the foetus.

Answer 1

$\Huge{\boxed{\red{\mathbb{ANSWER}}}}$

$\large{\bold{What\:is\:foetus?}}$

A place where the unborn mammalian is in the embryonic stage, which is still growing through further developments.

$\large{\bold{Difference\:between\:zygote\:and\:the\:foetus?}}$

$\bold{1.\:Foetus\::\:-}$

i. Foetus is multicellular.

ii. It is diploid.

iii. It is formed by the embryo.

iv. It's fetal period is from week nine until the birth.

v. The development of organs occurs.

vi. It's found in the uterus.

$\bold{2.\:Zygote\::\:-}$

i. Zygote is unicellular.

ii. It's also diploid.

iii. It's formed by the fusion of gametes.

iv. It's formed after the fusion of two gametes.

v. The compaction and the formation of blastula occur.

vi. It's found in the fallopian tubes.

Answer 2

$\textbf{\underline{\large{What\:is\:foetus?}}}$

After fertilisation zygote is formed. The embryo moves down in the fallopian tube and gets embedded with wall of uterus. Then, embryo develops it's body parts such as hands, legs, eyes etc. This stage is identified as foetus.

$\textbf{\underline{\large{Difference\:between\:zygote\:and\:foetus}}}$

$\textbf{\underline{Zygote:-}}$
•The fertilized egg is called Zygote.

•Zygote is single-celled.

•Zygote is found in uterus.

•Zygote has no developed body parts.

•Zygote is formed by fusion of male and gametes.

$\underline{\textbf{Foetus:-}}$
•Stage in which embryo has developed all body parts is called Foetus.

•Foetus us multi-cellular.

•Foetus is found in fallopian tube.

•Foetus has developed body parts.

•Foetus is formed when embryo embedded into walls of uterus for further development.