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Finals > Bio 9 > Flashcards

Bio 9 Flashcards

1
Q

Independent variable

A

The thing that we change

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2
Q

Dependent variable

A

What changes because of the independent variable

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3
Q

Constant

A

The thing that stays the same

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4
Q

Control group

A

The group that is left alone

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5
Q

Prokaryotes

A

First unicellular organism
Made of genetic info

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6
Q

Aerobic metabolism

A

Energy production using oxygen

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7
Q

Anaerobic metabolism

A

Energy production without oxygen

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8
Q

Eukaryotes

A

Contains a nucleus
Has genetic info

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9
Q

Cellular specialization

A

Enabled multicellular eukaryotes to increase in size and become more efficient at gathering resources to specific environments

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10
Q

Atom

A

Most basic unit off matter

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11
Q

Element

A

A pure substance that consists of one element

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12
Q

Compound

A

Two or more element chemically combined

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13
Q

Molecule

A

A group of atoms bonded together

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14
Q

Covalent bond

A

Chemical bond that involves sharing of electrons(nonmetal+nonmetal)

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15
Q

Ionic bond

A

Transfer of electrons(nonmetal+metal)

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16
Q

Metallic bond

A

Two metal atoms

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17
Q

Cohesion

A

Water tends to stick to each other

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18
Q

Adhesion

A

Water sticks to other materials that water

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19
Q

Acids

A

Molecules that donate H+ to solutions

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20
Q

Bases

A

Molecules that accept H+ to solutions

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21
Q

what are the 4 organic materials

A
  1. Carbs
  2. Lipids
    3.Proteins
  3. Nucleic Acids
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22
Q

Carbs

A

Organic molecule that is primarily used as a source of energy

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23
Q

Saccharides

A

Most common Saccharides are glucose and fructose

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24
Q

Disaccharides

A

two monosaccharides linked together by a covalent bond

25
Q

Polysaccharides

A

when many monosaccharides are linked together by a covalent bond

26
Q

Lipids

A

-Organic material used for long term energy production
-Made up of fatty acids and glycerol
-can be saturated and unsaturated

27
Q

Protiens

A

large complex molecules that are used to make up the structure and function cells

28
Q

Nucleic Acids

A

The fourth organic molecule that. are made up of nucleotides, examples of DNA and RNA

29
Q

Plant Cells

A

Have a Cell Wall, Cell Membrane, Mitochondria, Chloroplast, Vacuoles, Nucleus, Endoplasmic reticulum, Golgi Apparatus, Cytoskeleton, Ribosomes.

30
Q

Animal cells

A

Have a nucleus, mitochondria cell membrane, cytoskeleton, endoplasmic. reticulum, lysosomes, golgi apparatus, ribosomes, cell wall, chloroplast.

31
Q

Chemical Reaction

A

A process that changer or transforms one set of compounds into another

32
Q

Reactants

A

the elements or compounds that engage in a chemical reaction

33
Q

Products

A

the elements or compounds produced from a chemical reaction

34
Q

Photosynthesis

A

when an organism harnesses solar energy

35
Q

Chemosynthesis

A

chemical energy is used to produce carbs

36
Q

heterotrophs(consumers)

A

Must acquire energy by consuming other organisms

37
Q

Food Chain

A

A series of organisms where energy is transferred from one organism to another

38
Q

Food Web

A

all of the food chains in an ecosystem

39
Q

Population

A

A group of individuals of the same species within an area

40
Q

Population density

A

number of individuals per unit area

41
Q

immigration

A

when individuals move into an area

42
Q

Emigration

A

when individuals move out of an area

43
Q

Logistic growth

A
  1. Exponential growth
  2. Growth slows
  3. Growth stops
44
Q

biomes

A

places with similar enviornment

45
Q

ecosystem

A

the commmunity of organisms that live in a biome

46
Q

habitat

A

the specific place an organism actually lives

47
Q

Niche

A

what something does for a living

48
Q

Keystone Species

A

A single species that has a powerful influence over its ecosystem

49
Q

symbiosis

A

an interdependent relationship between two species

50
Q

commensalism

A

one organism benefits, while the other one is unaffected

51
Q

mutualism

A

both species benefit

52
Q

parasitism

A

one species benefits while the other is harmed

53
Q

genetics

A

the scientific study of inheritance

54
Q

trait

A

a charecteristic of an organism

55
Q

genes

A

factors that determine what characteristics are passed onto the offspring

56
Q

allels

A

different forms of a single gene

57
Q

phases of mitosis

A

G1, S1, G2, prophase, metaphase, anaphase, telophase, cytokinesis

58
Q

phases of meiosis

A

G1, S1, G2, prophase, metaphase, anaphase, telophase, cytokinesis, prophase, metaphase, anaphase, telophase, cytokinesis

Finals (1 decks)

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