... the physical differences between males and females.
Name the main parts of an egg cell and explain their function.
Name the main parts of an egg cell and explain their function.
a) Nucleus: Controls everything that happens inside the cell. b) Cytoplasm: This contains the organelles that carry out our life processes. c) Membrane: Surrounds and protects the cell.
What is puberty?
What is puberty?
It is a life stage where the reproductive organs develop.
What is asexual reproduction?
What is asexual reproduction?
A single organism or cell makes a copy of itself. It does not require the presence of two gametes.
Female gametes are also called...
Female gametes are also called...
... egg cells or ovum.
Name the organs that make up the female reproductive system.
Name the organs that make up the female reproductive system.
Ovaries, Fallopian tubes, uterus, cervix, vagin a and vulv a.
How many egg cells can the ovaries produce during a woman's lifetime?
How many egg cells can the ovaries produce during a woman's lifetime?
None. Ovaries don't produce egg cells.
When does menstruation stop?
When does menstruation stop?
It ends during the menopause, when women are around 45 - 55 years old.
How long is one menstrual cycle?
How long is one menstrual cycle?
About 28 days.
Male gametes are also called...
Male gametes are also called...
... sperm cells.
Where are sperm cells produced?
Where are sperm cells produced?
They are produced in the testicles.
Which two glands produce seme n?
Which two glands produce seme n?
The prostate and the seminal vesicles.
What is the function of the urethra?
What is the function of the urethra?
To carry both seme n and urine out of the body.
What is the function of the #!!##!!##!!##!!##!!##!!##!!##!!#?
What is the function of the #!!##!!##!!##!!##!!##!!##!!##!!#?
To protect the end of the peni s.
How long does human pregnancy usually last?
How long does human pregnancy usually last?
Human pregnancy usually lasts about 40 weeks (nine months).
What are the three stages of pregnancy?
What are the three stages of pregnancy?
Fertilisation, pregnancy and birth.
What is the function of the placenta?
What is the function of the placenta?
To provide the fetus with nutrients and oxygen.
What is the difference between twins and fraternal twins?
What is the difference between twins and fraternal twins?
Twins are produced when a zygote splits into two separate zygotes. Fraternal twins are produced when two different egg cells are fertililsed by two different sperm cells at the same time.
When does a breech birth occur?
When does a breech birth occur?
It occurs when the fetus' leg passes through the vagin a first.
What is in vitro fertilisation?
What is in vitro fertilisation?
It is the joining of the male and female gametes outside the body, in a laboratory dish.
What word describes a baby born before it is fully developed?
What word describes a baby born before it is fully developed?
Premature.
What procedure removes amniotic fluid from the uterus?
What procedure removes amniotic fluid from the uterus?
An amniocentesis.
During which procedure can a fetus be measured?
During which procedure can a fetus be measured?
During an ultrasound scan.
What is the name of the procedure used during breech births?
What is the name of the procedure used during breech births?
