Bio Ch 1 Flashcards Preview

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Flashcards in Bio Ch 1 Deck (17)
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1
Q

Data

A

Info gathered from observation

2
Q

A hypothesis should always be

A

Testable

3
Q

Homeostasis

A

In organisms ability to maintain tolerable internal environment

4
Q

Centrifuge

A

Spends two separate parts in test tube

5
Q

Five characteristics of living things

A
One made up of cells 
twouse energy 
three reproduce
 four grow 
five universal genetic code
6
Q

Why should scientists avoid their own view the one conducting tests

A

To avoid bias

7
Q

Qualitative versus quantitative data

A

Qualitative uses senses quantitive uses numbers

8
Q

Levels of organization from biggest to smallest

A

Biosphere, ecosystem, community, population, organism, group of cells, cells, molecules

9
Q

Goals of science

A

To investigate and understand the natural world explain events in the natural world and use it explanations to make predictions

10
Q

3 SI measurements

A

Length is meters, liters is mass, grams is volume

11
Q

Why do scientist preferred metric system

A

Oh scientist use it and its base 10

12
Q

What are the steps of the scientific method

A

Question hypothesis experiment analyze data conclusion

13
Q

What is a manipulative variable

A

The factor that is purposely change in an experiment

14
Q

Solute versus solvent

A

Solute gets dissolved in a solvent does the dissolving

15
Q

Science is a ???? is ever-changing

A

On going process

16
Q

Tell me to things about water

A

Covers 3/4 of the earths surface and is the most abundant compound in most living things

17
Q

Theory

A

Evidence that is so well supported