Topic 1
暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。
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Biology is the study of
Life
All organism are made of cells (T or F)
True
Every organism is made of
Uni cells and multi cells
What are unicellular organisms
Simple singled organisms
What are multi cellular organisms
More complex organisms
All organisms have DNA (T orF)
True
Life is organized…
Atoms > molecules > organelles > cells > tissue > organs
Population
A group of the same species living in the same place at the same time
Community
Populations that occupy the same region (savanna)
Ecosystem
Living and non living components of an area
Biosphere
The global ecosystem
Emergent properties
are new functions formed by their surroundings/interactions
All organisms obtain energy (T or F)
True
Producers
take energy from non-living environment
consumers
Obtain energy from eating other organisms
decomposers
are consumers who obtain nutrients and energy from dead organisms and organism waste
Autotroph
make their own food
Heterotroph
rely on others to obtain energy
Temperature homeostasis
cell or organism maintains internal constantly
Reproduction can be asexual or sexual
True
asexual reproduction
only one parent and genetically identical to the parent
examples of asexual reproduction
bacteria, strawberry plant and sponge
sexual reproduction
when two parents are involved and are a version of the two
examples of sexual reproduction
humans and animals