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Biology 101 > Chapter 1 > Flashcards

Chapter 1 Flashcards

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1
Q

What two elements are in polar bonds

A

Nitrogen and Oxygen

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2
Q

What sped up the Scientific process

A

Scientific method

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3
Q

What are beliefs/ not reliable evidence or conclusions that can be used for starting point of study

A

Anecdotes

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4
Q

Scientific method consists of..

A

Observations>Hypothesis>

Prediction>Test»if hypothesis rejected make new one

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5
Q

Can hyopothesis be proven true

A

no only supported or rejected

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6
Q

Careful and repeated recording of and summarizing events (no correlation

A

Observational Studies

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7
Q

Compare two or more variables, Establishes correlations between two variables. Does not involve manipulation of variables

A

Analytical Studies

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8
Q

Fake attempt to establish causation

A

Spurious Correlations

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9
Q

Designing an experiment and interpreting results

Experiments test hypothesis by manipulating some variables

A

Experimentation

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10
Q

Ways to increase confidence in experimental conclusions

A

Effective use of control groups and controlled variables.
Randomization.
Replication of experimental and control groups (Higher sample size (n)).
Statistical analysis.

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11
Q

Statistical test that compares means and variation between two samples.
Determines “statistical Significance” of differences in sample means

A

T-test

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12
Q

Biologys two basic themes

A

Flow of energy, Flow of information

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13
Q

6 things all living things have

A

Cells, Reproduce and use DNA, Obtain Energy from their environment, Senses and responds to their environment, Actively Maintain homeostasis, Groups of organisms evolve

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14
Q

Asexual positives and negative

A

P-Don’t need sperm and egg cells N-low generic variation

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15
Q

Sexual Reproduction Postives and negatives

A

P-high genetic variation N-Need specialized cells and two individuals

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16
Q

Organic molecules contain..

A

Carbon or Nitrogen directly connected to a Hydrogen

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17
Q

The capture and use of energy by an organism

A

Metabolism

18
Q

The response to stimuli

A

Beahvior

19
Q

Group of organisms that breed to produce fertile offspring

A

Species

20
Q

A group of organisms Within a species

A

population

21
Q

Adaptive trait

A

Allows an individual to reproduce and survive

22
Q

Maladaptive trait

A

Not providing adequate or appropriate Adjustment to the enviornment or situation

23
Q

anything that has mass and occupies a space

A

Matter

24
Q

Hydrogen carbon nitrogen and oxygen make

A

The majorityy of living things

25
Q

If an atom loses or gains a neutron it is a

A

Isotope

26
Q

shared electrons is what bond

A

Covalent

27
Q

Relatively weak simple attraction by opposing partial charges in polar molecules

A

Hydrogen Bond

28
Q

Forms between ion of opposite charges bond..

A

Ionic Bond

29
Q

What molecules are hydrophobic

A

Nonpolar covalent bonds

30
Q

Hydrogen bombs are formed from what

A

Polar covalent bonds

31
Q

compounds that are composed of two or more ions held together by ionic bonds
Typically implied by displaying charges when written out

A

Salts

32
Q

Which two elements mean polar

A

Nitrogen or Oxygen

33
Q

measure of the amount of energy that can be stored in a volume before temperature increases.

A

Heat capacity

34
Q

Hydrogen bonding between water molecules

A

Cohesion

35
Q

Hydrogen bonding between water and other molecules

A

Adhesion

36
Q

relatively small organic molecules that covalently bond to each other to form polymers

A

Monomers

37
Q

What bond are polymers held together by

A

Covalent bonds

38
Q

Four levels of a protein structure

A

Primary, Secondary, Tertiary, Quaternary

39
Q

The destruction of proteins 3d shape

A

Denaturation

40
Q

used for long term energy storage, plasma membranes, cell signaling—-mostly hydrophobic

A

Lipids

Biology 101 (1 decks)

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