Reproduction

Ignacio Fernández González

Natural Science

Reproduction

what did i learn?

genetics

birth

pregnancy

male

fertiliZation

FEmale

the sexual reproductive system

sexual characteristics

index

Sexual characteristics are the differences between male and female.

sexual characteristics

01

MORE

• Secondary sexual characteristics

• Primary sexual characteristics

secondary sexual characteristics

It is in charge of producing new human beings.

SEXUAL REPRODUCTIVE SYSTEM

02

What's that?

Ovulation

The female reproductive cell is called ovum (plural is ova) or ovule (ovules). It has the shape of a sphere and it is much bigger than the male reproductive cell and it contains all the genetic information from the mother in its nucleus.

What's that?

Semen

The male reproductive cell is called sperm cell. It is much smaller than the ovum and it has got a head, that contains the nucleus with the genetic information and a tail that helps the sperm cell swim in the semen. The connection between the tail and the head is called neck.

Where babies come from.

fertiliZation

03

FertiliZation

Fertilization happens when a sperm cell enters inside a ovum in the Fallopian Tubes.

+ info

FertiliZation

Fertilization happens when a sperm cell enters inside a ovum in the Fallopian Tubes.

+ info

An extraordinary period of changes.

PREGNANCY

04

The embryo implants into the lining of the uterus where it will continue to grow. At eight weeks, the embryo is about the size of an adult’s thumb. The embryo becomes a foetus when all the organs have been formed, around nine weeks after fertilization.

PREGNANCY

A new human being comes to life.

CHILDBIRTH

05

Tap on the three stages to learn about birth.

CHILDBIRTH

Identical Vs. Fraternal twins.

GENETICS

06

NEXT

click on the image

Basic Genetics

Identical twins

Fraternal twins

Click on the image to check your understanding!

WHAT DID I LEARN?