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Biology chapter 1&2 > Bio Exam > Flashcards

Bio Exam Flashcards

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AP® Biology flashcards Biology 101 flashcards
0
Q

Cohesion

A

Water sticks to WATER.

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1
Q

Adhesion

A

Water sticks to OTHER substances

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2
Q

Hydrogen bonds

A

Oxygen and hydrogen stick TOGETHER.

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3
Q

Polarity

A

Different charge on opposite side.

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4
Q

Universal solvent

A

WATER.

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5
Q

Biology is the sturdy of

______.

A

Life.

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6
Q

Goals of science?

A
  • PRESENT: Investigate the world around us.
  • PAST: Explain events of nature.
  • FUTURE: make predictions.
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7
Q

Scientific method steps:

Used to test a question

A
  1. Observe
  2. State the problem
  3. Hypothesis
  4. Expirement
  5. Data and and collect analysis.
  6. Conclusion
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8
Q

Cyclical

A

One answer leads to more questions.

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9
Q

Observations:

(Two types(

A

Quantitative and Qualitative.

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10
Q

Hypothesis (set up):

A

If…. Then…. Because…

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11
Q

Suspension

A

To much SOLUTE not EVENLY distributed.

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12
Q

Solution

A

Evenly mixed components.

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13
Q

Solute

A

Becomes dissolved by solvent.

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14
Q

Solvent

A

Dissolve.

Dissolve solutes

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15
Q

Ph scale:

A

Measure of PH.

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16
Q

Acid #’s :

A

0-7

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17
Q

Base #’s:

A

7-14

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18
Q

What is a buffer:

A

When weak acids and weak

bases are used to keep the PH level stable.

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19
Q

IV:

A

Changed by me.

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20
Q

DV:

A

Change I SEE.

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21
Q

Control:

A

No IV tested.

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22
Q

Variables held constant:

A

Variables kept the same.

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23
Q

Theory vs. Law

A
  • can change with data (theory)

- true all the time (law)

24
Q

Characteristics of life:

G-GRACE

A
  1. Grow
  2. Genetic info
  3. Reproduce
  4. Adapt to environment
  5. Made of -Cells-
  6. Has ENERGY
25
Q

Organic compounds:

A

All molecules based off carbon

26
Q

Homeostasis:

A

Keeping everything balanced.

27
Q

Spontaneous Generation:

A

FALSE THEORY. All life comes from life.

28
Q

Monomer vs. Polymer

A

One unit vs. Many Units.

Mono). (Poly

29
Q

Enzymes

A

Control and regulate chemical reaction.

30
Q

Catalyst

A

Substance that speeds up chem. reaction.

31
Q

Activation energy:

A

Amount of energy required to start chem. reaction.

32
Q

Substrate –> Enzyme —> Product

A

Biological molecule –> catalyze –> sub rate is now product. (Breaking down or building back up.

33
Q

-OSE VS. -ASE

A

Carbohydrates vs. Enzymes

34
Q

Carbohydrate (3):

A

Mono, Di, Poly

1:2:1
1 carbon 2 hydrogen 1 oxygen

35
Q

Lipid (2):

A

Saturated, unsaturated.

3 fatty acids & 1 glycerol (triglycerides)

36
Q

Nucleic acids:

A

Nucleotides.

-DNA & RNA

37
Q

Protein.

A

Amino acids.

Stored ENERGY.

“GLOBULAR” shaped.

38
Q

Organization of Biology:

A

12 levels of BIO.

39
Q

Atom: .

A

Smallest unit that takes up space.

40
Q

Molecule

A

Groups of atoms.

41
Q

Organelle:

A

Membrane bound.

42
Q

Cell:

A

Smallest function of life.

43
Q

PROKARYOTIC

A

Bacteria.

44
Q

Tissues:

A

g. of similar cells for a common function.

45
Q

Organs

A

A g. of similar tissues working for a common function.

46
Q

Organism:

A

An individual living thing.

47
Q

Population:

A

Group of organisms Of one type of species living in the same area.

48
Q

Community:

A

Populations that live in a defined areas.

49
Q

Ecosystem:

A

Community and it’s non-living surroundings.

50
Q

Biosphere:

A

Part of the earth that contains ecosystems.

51
Q

Major organic compounds:

A
  • Proteins
  • Carbohydrates
  • Lipids
  • Nucleic acids
52
Q

Mixture:

A

Two elements or compounds that are physically mixed but not chemically combined.

53
Q

Dipole:

A

Uneven distribution of molecules.

54
Q

Ways to denature:

A

PH, temperature, salinity.

55
Q

Carbohydrate is a __.

A

Glucose.

56
Q

We can’t live without.

A

CARBON.

57
Q

Making a graph:

A
  1. Title
  2. X-unit
  3. Y-unit
  4. X-label
  5. Y-label
  6. Data

Biology chapter 1&2 (1 decks)

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