1.

Given below are the names of certain stages/substances related to reproduction and found in human body. Answer the questions related to them, (a) Foetus. - Where is it contained ? - How does it doffer from embryo ? (b) Hyaluronidase. - Is it an enzyme or simply a protein ? - What is its function ? (c) Morula. -What is this stage ? - Name the stage which comes next to it? (d) Amniotic fluid. - Where is it found ? - What are its functions ? (e) Placenta. - What are the two sources that form placenta ? - Name any two main substances which pass from foetus to mother through placenta. - Name any two hormones it produces. (f) Implantation. - The development stage that undergoes this process. - The approximate time after fertilisation, when it occurs.

Answer»

Given below are the names of certain stages/substances related to reproduction and found in human body. Answer the questions related to them,

(a) Foetus.

- Where is it contained ?

- How does it doffer from embryo ?

(b) Hyaluronidase.

- Is it an enzyme or simply a protein ?

- What is its function ?

(c) Morula.

-What is this stage ?

- Name the stage which comes next to it?

(d) Amniotic fluid.

- Where is it found ?

- What are its functions ?

(e) Placenta.

- What are the two sources that form placenta ?

- Name any two main substances which pass from foetus to mother through placenta.

- Name any two hormones it produces.

(f) Implantation.

- The development stage that undergoes this process.

- The approximate time after fertilisation, when it occurs.


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