Science and Life Flashcards

(30 cards)

1
Q

Biology is

A

the study of life

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2
Q

All the characteristics of life

A

Atom - molecules - cell - tissue - organ - organ system - organism - population - community - ecosystem - biosphere

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3
Q

Taxonomy is

A

the discipline of naming things based on a shared classification

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4
Q

Broadest category of classification

A

domain

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5
Q

the 3 domains

A

bacteria, archaea, and eukaraya (BAE)

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6
Q

smallest classification

A

genus / species

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7
Q

what does genus communicate

A

similarities between individual species

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8
Q

what does species communicate

A

very specific information

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9
Q

The 6 things all living things have in common

A

Organized and complex - grow/make more cells - reproduce/make new genetic combinations - maintains systems within thresholds (homeostasis) - respond to the environment - transform energy

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10
Q

the 2 different cell types

A

Prokaryotic and eukaryotic

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11
Q

which cell uses mitosis for cell division

A

eukaryotic cells

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12
Q

which cell uses binary fission for cell division

A

prokaryotic cells

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13
Q

Reproduction through eukaryotic cells is

A

the process of making genetically new combinations when producing new organisms

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14
Q

what is the name for the cell division used for reproduction

A

meiosis (then feralization to make the organism)

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15
Q

how does meiosis work

A

one cell makes four non-genetically identical cells called gamete cells (sperm and egg)

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16
Q

What is fertilization

A

the fusing of sperm and egg to make an offspring

17
Q

reproduction through prokaryotic cells is

A

using conjunction pili to connect with another cell and swap genes (the fastest way of reproducing)

18
Q

Homeostasis is

A

maintaining systems within those thresholds/limits (if the limits are crossed damage can happen including death)

19
Q

photosynthesis formula is

A

(CO2 + H2O –> C6H12O6 + O2)

20
Q

Autotroph is

21
Q

heterotroph must

A

consume others for energy

22
Q

what is the process of breaking glucose to make ATP energy

A

Aerobic cell respiration

23
Q

paradigm is

A

a shared set of conclusions

24
Q

are viruses or prions living things. why or why not

A

no, both have characteristic of living things but not all

25
the scientific method is
a methodical way of answering questions
26
steps of the scientific method
observation - hypothesis or research questions - experiment - conclusion based on data - communication - repeat
27
the two types of conclusions are
correlation and causation
28
correlation conclusion
there's a relationship between the ind. and dep. variables, relationship is strong, most common conclusion is science
29
causation conclusion
caused the dep. variable EVERY SINGLE TIME, rare conclusion is science
30
the difference between hypothesis and theory
hypothesis is a proposed explanation while a theory has been proven and accepted