Living vs Non-living

Gaiser Life Science

KnowHow do you know something is living?

Evidence

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Make 6 sketches below showing characteristics of living things.

Characteristics of living things

- Organisms that are made up of only one cell- Organisms that are made up of only one cellunicellular

Clarifying ?s Information

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multicellular - Organisms that are made up of many cells- Organisms that are made up of many cells

Example: amoeba, paramecium

Example: We are multicellular.

1. Cellular organization

Living vs Non-living

Clarifying ?s Information

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multicellular - Organisms that are made up of many cells- Organisms that are made up of many cellsExample: We are multicellular.

carbohydrates - Source of energy for living things- Source of energy for living things

Proteins + lipids - Building materials for organisms- Building materials for organisms

nucleic acids - Genetic material- Genetic material

Chemicals for life

Living vs Non-living

Clarifying ?s Information

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nucleic acids - genetic material- genetic material

Summary:

Stimulus - surroundings that cause the organism to react- surroundings that cause the organism to reactExample: temperature, light, sound, gravity

Response - the reaction of the organism to its surroundings- the reaction of the organism to its surroundingsExample: movement, growth

Spontaneous generation

- the idea that living things come from non-living sources- the idea that living things come from non-living sources

Example: Flies came from decaying meat.

Francesco Redi proved this wrong in the 1600’s

Living vs Non-living

Reproduction - For life to continue organisms must produce offspring.- For life to continue organisms must produce offspring.

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