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Heredity and Reproduction - Coggle Diagram
Heredity and Reproduction
Heredity
Nucleus of A Cell
Find you DNA
Contains information
determine what characteristics are inherited by the young form their parent
Genes
Characteristics which are determined by genes are called traits
Passing on traits from parent to young is known as heredity
Human
Visible Traits
11 more items...
Non Visible traits
3 more items...
Plants
Visible Traits
6 more items...
Non Visible traits
1 more item...
Characteristics which are not inherited
prefernce for certain types of music or movies
Ability to ride a bicycle or swim
Length of Nails and Hair
Cooking Skill
Reproduction in Plants
Flowering plants
Bisexual flower
have both male and female parts
Asexual flower
Either male or female reproductive parts
Structure
Male
Anther
produces pollen grains
Filament
Holds the anther up
Female
Stigma
Receives pollen grains on its sticky surface
Ovary
produce egg cell which are contained in the ovule
protect an ovule or ovules
developed into a fruit after fertilisation has taken place
Style
Positions the stigma to receive pollen grains
Connects the stigma to the ovary
Ovule
Develops into a seed after fertilisation
Contains egg cell
Non Female / Male parts
Sepal
Protects the young flower while in buds
Flower stalk
Holds the flower up
Attracts pollinators easily
Petal
attracts pollinators such as birds or insects to pollinate the flower
non-flowering plants
Reproduction in Animals
Importance of Reproduction
living things only live for a period of time and they die eventually.
the period of for which they live is called the lifespan
Reproduction is essential to the survival of all living things.
The world will end if there is no reproduction.
All living things are able to reproduce
Ensure the continuity of the species
asexual reproduction
Without the joining of male and female sex cells
bacteria
Non flowering plants
Sexual Reproduction
The joining of male and female sex cells