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Biological diversity 2.0

STUDY
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Heritable characteristics
Characteristics passed on from generations to generation
Non-Heritable Characteristics
Characteristics that are acquired
Discrete Variation
Differences in characteristics that have a defined form
Continuous Variation
Differences in characteristics that have a range of forms
Asexual Reproduction
Reproduction with only one parent
Binary Fission
When a cell splits in two, producing two identical individuals
Budding
When a parent produces a small bud, or a smaller version of itself
Spores
Little seeds that are realesed into the air. Each spore can make one individual
Vegative reproduction
The reproduction of a plant that does not involve the formation of a seed
Sexual Reproduction
Reproduction that involves 2 individuals
Sperm cells
Male sex cells
Egg cells
Female sex cells
fertilization
When one sperm cell breaches the wall of the egg cell
zygote
The cell created by the two sex cells
cleavage
When the zygotes divide into many cells
embryo
The new multicellular life form made by sexual reproduction