Reproduction Flashcards
Define asexual
One parents and child identical to parent
Methods of reproduction
- asexual
- sexual
Define sexual
Two parents ,50 % genes each parent
Sexual reproduction in animals
A male and female sex cell meet and make a zygote. Which then grows by dividing to form many copies of its self
Sexual reproduction in plants
A seed is developed and then transferred using animals which it attacks with petals or smells
Petal
Coloured parts that attract animals to allow pollination
Anther
Produces pollen that contains the male gamete
Filament
Holds the anther
Sepal
Covers the flower in the bud and protects it
Ovule
The name for the egg in plants
Flower stalk
Support and displays and flower
Ovary
Produces the eggs (ovules) and encloses the seeds when they form
Style
Connect the stigma to the ovary
Stigma
Site for pollen to be deposited
Define development
The process of which the new individual changes to look like other of its type
Define parental care
Gives time for brain to develop. Animals with larger brains need longer times of parental care
Types of development
- external development
- intern development
Types of fertilisation
- external fertilisation
- internal fertilisation
does asexual need sex cells?
No, does not involve sex cells
Name the 6 asexual reproduction in plants
- Runners
- Stem tuber
- Bulbs
- Underground stem
- Root suckers
- Tap root
