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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


When a parent produces a small bud, or a smaller version of itself


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


When one sperm cell breaches the wall of the egg cell


The cell created by the two sex cells


When the zygotes divide into many cells


The new multicellular life form made by sexual reproduction

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