Vocabulary Flashcards
0
Q
What are ideas that have been supported over time called?
A
Theory
1
Q
What is the proposed scientific explanation for a set of observations? (Usually written in an IF…then format)
A
Hypothesis
2
Q
What is the observed factor that may change in response to the other variable?
A
Dependent variable
3
Q
What is the factor that is purposely changed in an experiment?
A
Independent Variable
4
Q
A test in which only one variable is changed while other variables remain the same is called a ________
A
Controlled Experiment
5
Q
What is the smallest unit of an organisms that can be considered to be alive?
A
Cell
6
Q
What is the process by which organisms keep their internal body conditions fairly constant to survive?
A
Homeostasis
7
Q
What is a change in a kind of organism over time called?
A
Evolution
8
Q
What is the basic unit of matter?
A
Atom
9
Q
The center of an atom is called ______?
A
Nucleus
10
Q
A/an means?
A
Negative, not or without
11
Q
Ase- means ______?
A
Enzyme
12
Q
The prefix/suffix auto- means
A
Self
13
Q
The prefix bio means____?
A
Life/live
14
Q
Centi- means….
A
One hundred
15
Q
Chlor- means ______?
A
Green
16
Q
The prefix/suffix deca- means?
A
Ten
17
Q
The prefix/suffix Di- means….
A
Two or second
18
Q
Eu- means?
A
Real or true
19
Q
Glyc- means….
A
Sugar
20
Q
The prefix hetero- means?
A
Different/other
21
Q
Homo- means?
A
Similar or alike
22
Q
Hydro- is the prefix that means ______?
A
Water
23
Q
Hyper- means?
A
Over or beyond
24
The prefix hypo- means?
Under or less than
25
The prefix inter- means?
Among or between
26
Kilo- is the prefix that means....
One thousand
27
Ology- is the suffix that means....
Science or the study of
28
Micro- means _____?
Small
29
The prefix milli- means....
One-thousandth
30
Photo- means....
Light
31
The prefix poly- means ____?
Many
32
The suffix scope means....
To look
33
The prefix sym- means ____?
Together
34
Troph- means _____?
Food
35
The positively charged particle found in the nucleus of an atom
Proton
35
The particle with no charge found in the nucleus of an atom
Neutron
36
The negatively charged particle found outside of the nucleus of an atom
Electron
37
The negatively charged particle found outside of the nucleus
Electron
38
Atoms of the same element with different numbers of neutrons
Isotope
39
The process by which large compounds are built by joining smaller ones together
Macromolecules
40
A positively or negatively charged atom
Ion
41
Formed when one or more electrons are transferred from one atom to another
Ionic bond
42
Formed when electrons are shared between atoms
Covalent bond
43
Monomer of nucleic acid
Nucleotide
44
The nucleic acid that contains all genetic information for a cell
Deoxyribonucleic Acid
45
A monomer of carbohydrates (sugar).
Glucose
46
The monomer of protein
Amino acid
47
The substance that is dissolved in a solution
Solute
48
The substance un which the solute dissolves in a solution
Solvent
49
The scientific study of interactions among organisms and between organisms and their environment
Ecology
50
Is a portion of the planet in which all life exist
Biosphere
51
A group of organisms so similar to one another that they can breed and produce fertile offspring
Species
52
A group of individuals that belong to the same species and Iive in the same area
Population
53
Two or more different populations that live in a defined area
Community
54
A collection of all organisms that live in a particular place, together with their non-living environment
Ecosystem
55
A group of ecosystems that have the same climate and similar dominant communities
Biome
56
(Producer) an organism that can make it's own food internally
Autotrophs
57
(Consumer) an organism that relies on other organisms for energy and food supply
Heterotrophs
58
A series of steps in which organisms transfer energy by eating or being eaten
Food chain
59
Links all the food chains together in an ecosystem
Food web
60
A process in which elements, chemical compounds and other forms of matter are passed from one organism to another and from one part of the biosphere to another
Biogeochemical Cycle
61
The evaporation of water from the leaves of plants
Transpiration
62
The conversion of nitrogen gas into ammonia by bacteria to another
Nitrogen Fixation
63
Any relationship in which two species live together
Symbiosis
64
A symbiotic relationship in which both species benefit
Mutualism
65
A symbiotic relationship in which one organism lives on or inside another organism and causes no harm
Commensalism
66
A symbiotic relationship in which one organism lives on or inside another organism and harms it
Parasitism
67
A cell that contains a nucleus
Eukaryotic
68
A cell that does not contain a nucleus
Prokaryotic
69
A cell organelle that makes protein
Ribosomes
70
Cell organelle that converts food into energy
Mitochondria
71
Controls what enters and leaves the cell and also provides protection and support
Cell Membrane
72
Found outside the cell membrane in plants, algae, fungi and some bacteria that provides support and protection
Cell wall
73
The movement of particles more from an area of higher concentration to an area of lower concentration through a selectively permeable membrane
Diffusion
74
The diffusion of water through a selectively permeable membrane
Osmosis
75
The process by which a cell divides into two new daughter cells
Cell division
76
Mitosis
The process by which the nucleus is divided into two identical nuclei
77
Generics
The scientific study of heredity
78
Gene
The chemical factor that determines a trait
79
Punnett Square
Tool used to predict outcomes in genetics
80
Homozygous
An organism with two identical alleles for a particular trait
81
Heterozygous
An organism with two different alleles for a particular trait
82
Meiosis
The process that makes the sex cells
83
Fertilization
The joining of male and female reproductive cells to produce a new cell
84
Gamete
The term for sex cell, egg or sperm
85
Protein Synthesis
The process of making proteins
86
Mutation
Change in DNA (genetic material)
87
Behavioral Adaptations
A type of adaption that affects the behavior of an animal (migration)
88
Physiological Adaptions
A type of adaptions that affect the function of an organism (blood clotting)
89
Morphological Adaptations
A type of adaption that affects the structure of an organism (web feet)
90
Fossil
Preserved remains of ancient organisms
91
Natural Selection
Process by which individuals that are better suited to their environment survive and reproduce most successfully (survival of the fittest)
92
Biological Diversity
Variety of organisms in the biosphere
93
Adaptations
Inherited traits that increase an organism's chance of survival
94
Taxonomy
The science of classifying organisms
95
Plant
Multicellular eukaryotes with cell walls
96
Animals
Multicellular eukaryotic heterotrophs who's cells lack cell walls
97
Photosynthesis
Process by which plants and some organisms use light energy to convert water and carbon dioxide into oxygen and glucose
98
Cellular Respiration
Process that releases energy by breaking down glucose in the presence of oxygen
