Biology GCSE (1)

Animals compete for...
    Plants compete for...

    Food & Water
    Territory
    Mates
    Respect

    Sunlight
    Water
    Nutrients
    Space

Animals use...
    Plants use...

    Camouflage
    Defenses
    Weapons
    Senses

    Big leaves
    Growing tall
    Roots big
    Early blooming
    Thorns
    Seed Transport

Cytoplasm in in leaves, used for Photosynthesis.

Seeds are dispersed by wind, animals, explosion and water.

    Inter-specific Competitions - Competition between the same species
    Intra-specific Competitions - Competition between different species

Hypothesis = A statement that you can prove or dis-prove.
Categoric Variable= Described by a label. Eg- Eye color.
Continuous Variable = One that is measured. Eg - Temperature.

Climate change can make animals migrate.

This week we learnt about drugs...

Drugs affect the mind, body or both.
Drugs can also be used as a medicine.

A double blind test is where everyone takes medicine but no knows who took the new medicine.

Blind trial - trying something new.

Also about Caffeine.

It works similar to our stress response in our body's, if effects everyone differently due to body (weight) and has a instant effect on our minds. It can effect us fir 4-8 hours.

It stimulates our brains and increases neuron firing as Caffeine blocks the receptors which prevent them from sensing adenoisine, it makes our body's think their is a emergency so your liver releases more sugar into your blood and adren