the smallest unit of an element

Facilitated Diffusion

when substances are taken over the membrane with no energy

a map showing the food energy from one organism to another

the movement of particles from low to high concentration

the movement of particles from high to low concentration

The measure of relative frequency of an allele

theory that eukaryotes came from a early form of prokaryotes

a single piece of coiled DNA found in the nucleus of a cell

illustrates how energy is transferred through an ecosystem

when 1 dominant phenotypic allele is completely present

nucleotide sequence of gene used to make functional products

Endoplasmic Reticulum (ER)

the "processing and manufacturing" plant of the cell

the scientific study of inheritance

Carrier (transport) Proteins are embedded in...

the cell membrane & move ions small molecules in/out of cell, plasma membrane & move ions small molecules in/out of cell

Analogous Structure- a structure that is present in...

many species that has similar a structure & different form

describes an organism associated with water environment

complex map of food chains showing energy between organisms

organism that obtains energy from consuming another organism, a barn owl eating a mouse

Biogeochemical Cycles

The movement of factors between living &nonliving components, water cycle, carbon cycle, oxygen cycle, and nitrogen cycle

a term that describes a nonliving factor

a specialized cell; egg (female) / sperm (male), each contains 1/2 the amount of chromosomes for a human

the variation of a gene's nucleotide sequence

Biochemical conversion

the changing of organic matter into other chemical forms

basic unit of structure and function of living organisms

describes a species that no longer has living individuals

inter-molecular attraction between unlike molecules

study of the relationship between organisms&the environment

when a biological factor is used to alter/create something, commonly associated with genetic engineering

Concentration Gradient

the difference in concentration of a solute vs in a solution

the artificial cultivation of food, fiber, and other goods

sugars, starches, and cellulose, a macromolecule that contains C, H, and O in a 1:2:1 ratio

organelles found in plant cells where photosynthesis occurs

the total surroundings of an organism

any change in a chromosome; a loss, duplication or inversion

when a cell engulfs outside material through the membrane

cell releases substances into the extracellular environment

inter-molecular attraction between like molecules

organism that obtains energy from consuming another organism, organism that gets nutrients from breaking down dead matter, a barn owl eating a mouse

when two phenotypic alleles are represented fully &equally

preserved remains of any organism that once lived on Earth

Deoxyribonucleic Acid

encodes the genetic information for living organisms (DNA)

the process in which DNA makes a duplicate of itself

describes living or once living organisms

when individual/groups of animals compete for like resources

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Keystone Terms

70 termsStudBud Administration15 plays

#biology terms to review for keystone test

Flashcards70 cardsFPractice quizPHost liveL

Questions 70

Answers

1
Atom
the largest unit of a compound
the smallest unit of a compound
the largest unit of an element
the smallest unit of an element
2
Facilitated Diffusion
when substances are taken over the membrane with no energy
when substances are taken over the membrane with energy use
when substances are brought into the cell without energy
when substances are brought into the cell with energy
3
Food Chain
a map showing the food energy from one organism to another
a map showing the relationship between organisms
all of the above
the same thing as a food web
4
Active Transport
the movement of particles from high concentration to low
the movement of particles
the movement of particles from low to high concentration
5
Diffusion
the movement of particles from low to high concentration
none of the above
all of the above
the movement of particles from high to low concentration
6
Extracellular
located inside the nucleus
located outside the cell
both A and C
located inside the cell
7
Allele Frequency
The measure of relative frequency of an allele
the measure of how many genes are present in an organism
the process of counting the number of alleles
8
Endosymbiosis
theory that eukaryotes came from a early form of prokaryotes
theory that prokaryotes came from a early form of eukaryotes
9
Chromosomes
found in the cytoplasm of eukaryotic cells
a single piece of coiled DNA found in the nucleus of a cell
another name for the nucleus
10
Energy Pyramid
none of the above
a model that illustrates how decomposers gain their energy
a model illustrating how producers make their own food
illustrates how energy is transferred through an ecosystem
11
Dominant Inheritance
when 2 phenotypes are equally present
when 1 dominant phenotypic allele is completely present
when 1 recessive phenotypic allele is present
when 2 phenotypes are present but they are mixed
12
Gene Expression
protein sequence of gene used to make functional products
nucleotide sequence of gene used to make functional products
nucleotide sequence of gene used to make cell parts
13
Endoplasmic Reticulum (ER)
the "processing and manufacturing" plant of the cell
none of the above
where all genetic information is stored
the ""powerhouse" of the cell
14
Genetics
the study of organisms and their environment
the scientific study of inheritance
none of the above
the study of life
15
Crossing-over
exchange of genetic material during anaphase 1 of meiosis 1
contributes to genetic variability in gametes/offspring
all of the above
none of the above
16
Carrier (transport) Proteins are embedded in...
the cell membrane & move ions small molecules in/out of cell
plasma membrane & move ions small molecules in/out of cell
17
Analogous Structure- a structure that is present in...
many species that has a different structure and similar form
one species that has a structure and form unlike any others
many species that has a similar structure and form as others
many species that has similar a structure & different form
18
Gene
all of the above
none of the above
provides blueprints for specific hereditary traits
made up of nucleotides
19
Aquatic
describes an organism associated with land environment
describes an organism associated with land/water environment
describes an organism associated with water environment
describes an organism associated with air environment
20
Food Web
a simple line of 3-4 organisms showing food energy transfer
complex map of food chains showing energy between organisms
a map not made up of food chains showing who eats who
simple map of food chains showing energy between organisms
21
Consumer
an organism that produces their own food
organism that gets nutrients from breaking down dead matter
organism that obtains energy from consuming another organism
a barn owl eating a mouse
22
Biogeochemical Cycles
ONLY the water and carbon cycles
The movement of factors between living &nonliving components
water cycle, carbon cycle, oxygen cycle, and nitrogen cycle
the movement of factors only between living things
23
Abiotic
a term that describes a nonliving factor
a term that describes an organism in a water environment
a term that describes an organism in a land environment
a term that describes a living factor
24
Gamete
a specialized cell; egg (female) / sperm (male)
each contains 1/3 the amount of chromosomes for a human
each contains 1/2 the amount of chromosomes for a human
a specialized cell; egg (male) / sperm (female)
25
Allele
the consistency of a gene's nucleotide sequence
the variation of a gene's nucleotide sequence
26
Biochemical conversion
the changing of inorganic matter into other chemical forms
the changing of organic matter into other chemical forms
organic matter NOT changing into other chemcial forms
inorganic matter NOT changing into other chemical forms
27
Cell
basic unit of structure and function of eukaryotic organisms
basic unit of structure and function of nonliving organisms
basic unit of structure and function of living organisms
basic unit of structure and function of prokaryotic organism
28
Extinction
a nonexistent or mythological species
a sudden population increase of a species
the discovery of a new species
describes a species that no longer has living individuals
29
Adhesion
inter-molecular attraction between like molecules
inter-molecular attraction between unlike molecules
30
Ecology
the study of how organisms change
the study of life
the study of how life became what it is today
study of the relationship between organisms&the environment
31
Biotechnology
when a biological factor is used to alter/create something
none of the above
commonly associated with genetic engineering
commonly associated with electrical engineering
32
Concentration Gradient
the measure of the amount of a substance in a mixture
the measure of acidity or alkalinity of a substance
the difference in concentration of a solute vs in a solution
33
Agriculture
the artificial cultivation of ONLY fiber
the artificial cultivation of food, fiber, and other goods
the artificial cultivation of ONLY food
the artificial cultivation of ONLY miscellaneous goods
34
Carbohydrate
sugars, starches, and cellulose
a macromolecule that contains C, H, and O in a 1:2:1 ratio
a macromolecule that contains C, H, and O in a 2:1:2 ratio
sugars and cellulose only
35
Chloroplast
organelles found in plant cells where photosynthesis occurs
organelles found in animal cells where photosynthesis occurs
organelles in plant&animal cells where photosynthesis occurs
36
Biology
The scientific study of soil
The scientific study of life
The scientific study of the size of a population
The scientific study of the zone of life on Earth
37
Frame-shift Mutation
the addition/deletion of 1+ nucleotides to proteins
this results in a completely different proteins
The earlier the mutation occurs= more messed up the proteins
all of the above
38
Environment
the total surroundings of an organism
the number of animals of a certain species in one area
a group of organisms
39
Chromosomal Mutation
when a chromosome does not change at all
a change of chromosomes, ONLY duplication
any change in a chromosome; a loss, duplication or inversion
a change of chromosomes, ONLY inversion or translocation
40
Endocytosis
when a cell engulfs outside material through the nucleus
when a cell engulfs outside material through the cytoplasm
when a cell engulfs outside material through the membrane
when a cell engulfs outside material through the cell wall
41
Exocytosis
cell releases substances into the extracellular environment
cells absorb substances from outside through a membrane
42
Cohesion
repulsion between like molecules
inter-molecular attraction between unlike molecules
repulsion between unlike molecules
inter-molecular attraction between like molecules
43
Decomposer
organism that obtains energy from consuming another organism
organism that gets nutrients from breaking down dead matter
a barn owl eating a mouse
an organism that produces their own food
44
Co-dominance
when two phenotypic alleles are represented fully &equally
when only one genotype is present and represented fully
when two genotypic alleles are represented fully &equally
when only one phenotype is present and represented fully
45
Embryology
a branch of zoology
the study of early development of living things
none of the above
all of the above
46
Fossils
preserved remains of only invertebrates
preserved remains of any organism that once lived on Earth
preserved remains of organisms that lived on another planet
preserved remains of only plant material
47
Deoxyribonucleic Acid
encodes the genetic information for living organisms (DNA)
only in eukaryotic organisms
can only be duplicated through mitosis
only in prokaryotic organisms
48
DNA Replication
the process of DNA changing itself
the process in which DNA makes a duplicate of itself
the process of RNA duplicating itself
the process of DNA being created
49
Biotic
describes nonliving aspects of an ecosystem
describes something ONLY currently living
describes something ONLY once living
describes living or once living organisms
50
Competition
can only happen between the same species
can only happen between different species
when individual/groups of animals compete for like resources
when there are enough resources in an ecosystem to share
51
Evolution
change over many generations
process when new species develop from a preexisting species
the idea that humans come from monkeys
both A and C
52
Bioenergetics
the study of energy flow into and within nonliving systems
the study of energy flow into and within living systems
the study of energy flow out of a living system
the study of relationships between organisms&the environment
53
Endemic Species
species that are found outside of their natural environment
a species found it its original location & restricted there
54
Cloning
a process in which any part of the original cell is copied
when one organism splits in half and becomes two
none of the above
all of the above
55
Enzyme
a protein the decreases the rate of a chemical reaction
a protein the increases the rate of a chemical reaction
carbohydrate that increases the rate of a chemical reaction
carbohydrate that decreases the rate of a chemical reaction
56
Biosphere
includes almost all ecosystems on Earth
The zone of life on Earth
sum total of all ecosystems on Earth
includes only a few ecosystems on Earth
57
Biome
A geographical region with ONLY distinct animal groups
A geographical region with ONLY distinct plant groups
A geographical region with distinct plant AND animal groups
58
Concentration
the amount taken out of the mixture after use
the proportion of a substance in a mixture
59
Forensics
science of tests and techniques used during investigations
science of tests used during crime solving
60
Cytokinesis
the final phase of cell cycle, splitting of the DNA
the final phase of cell cycle, splitting of the cytoplasm
the final phase of cell cycle, splitting of the cell wall
the final phase of cell cycle splitting of the cell membrane
61
Energy Transformation
shows the destruction of energy
how energy changes form and some is lost to the environment
how energy is transferred through the environment
shows the creation of energy
62
Founder Effect
increase in genetic variation b/c of old populations arising
decrease in genetic variation b/c of old populations arising
decrease in genetic variation b/c of new populations arising
increase in genetic variation b/c of new populations arising
63
Biological Macromolecules are a group of bimacromolecules that....
do not interact with biological systems/environments
interact ONLY with biological systems
interact with biological systems and their environments
interact ONLY with their environments
64
Eukaryote
an organism with a mitotic nuclear division cycle
an organism composed of one or more cells
an organism containing a membrane bound nucleus
all of the above
65
Community
the numbers of a specific species of animals in an ecosystem
Different populations of organisms
the biotic and abiotic factors in a specific area
the specific type of environment; desert, arctic, forest etc
66
What are the three common components of a cell?
DNA, cytoplasm, & a cell membrane
organelles, cytoplasm, & a cell membrane
DNA, organelles, & a cell membrane
organelles, cytoplasm, & DNA
67
Catalyst
a substance that enables chemical reactions to happen faster
allows chemical reactions to happen under unusual conditions
none of these
both of these
68
Cell Cycle
series of events that lead to ONLY cell division
series of events that lead to ONLY cell duplication
none of the above
series of events that lead to cell division AND duplication
69
Ecosystem
Different populations of organisms
the biotic and abiotic factors in a specific environment
the specific type of environment; desert, arctic, forest etc
the numbers of a specific species of animals in an ecosystem
70
Adenosine Triphosphate (ATP)
molecule providing energy for cellular reactions/processes
molecule taking energy away from cellular reactions/process

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