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Q 1/117
Score 0
Energy-requiring process that moves material across a cell membrane against a concentration difference
30
active transport
Q 2/117
Score 0
the process by which cells use oxygen to obtain usable energy from an energy source
30
aerobic cellular respiration
117 questions
Q.
Energy-requiring process that moves material across a cell membrane against a concentration difference
1
30 sec
Q.
the process by which cells use oxygen to obtain usable energy from an energy source
2
30 sec
Q.
the process by which cells obtain energy from an energy source without using oxygen
3
30 sec
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A difference in the concentration of a substance across a distance.
4
30 sec
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A system of membranes that is found in a cell's cytoplasm and that assists in the production, processing, and transport of proteins and in the production of lipids.
5
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A change from one form of energy to another
6
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A system of membranes that modifies and packages proteins for export by the cell
7
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A tendency to maintain a balanced or constant internal state; the regulation of any aspect of body chemistry, such as blood glucose, around a particular level
8
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An organelle containing digestive enzymes
9
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messenger RNA; type of RNA that carries instructions from DNA in the nucleus to the ribosome
10
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Found inside the nucleus and produces ribosomes
11
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A selectively-permeable phospholipid bilayer forming the boundary of the cells
12
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group of plant organelles that are used for storage of starches, lipids, or pigments
13
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combining parts into a whole
14
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A component of nucleic acid that carries hereditary information in DNA in cells. Chemically, it is a pyrimidine base.
15
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A virus that infects bacteria
16
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Outer protein coat of a virus
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varicella zoster virus
18
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a virus whose genome consists of DNA
19
30 sec
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Molecules responsible for heredity and variation of organisms.
20
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inflammatory skin disease caused by herpes virus characterized by small blisters in clusters
21
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An organism on which a parasite lives.
22
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Acquired immunodeficiency syndrome (AIDS) is caused by HIV, which damages the cells in the body's immune system so that the body is unable to fight infection or certain cancers.
23
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maintain the body's defense against foreign and infectious material
24
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a viral reproductive cycle in which the viral DNA is added to the host cell's DNA and is copied along with the host cell's DNA
25
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a viral reproductive cycle in which copies of a virus are made within a host cell, which then bursts open, releasing new viruses
26
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protein particles that cause disease
27
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An RNA virus that reproduces by transcribing its RNA into DNA and then inserting the DNA into a cellular chromosome; an important class of cancer-causing viruses.
28
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a lymphocyte that identifies pathogens and distinguishes one pathogen from another
29
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the formation of biological viruses during the infection process in the target host cells
30
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A tiny, nonliving particle that invades and then reproduces inside a living cell.
31
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Phase of mitosis in which the chromosomes separate and move to opposite ends of the cell
32
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mild, not cancerous
33
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series of events that cells go through as they grow and divide
34
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structure in an animal cell that helps to organize cell division
35
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Area where the chromatids of a chromosome are attached
36
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one of two identical "sister" parts of a duplicated chromosome
37
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a threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes.
38
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The cells that are produced as a result of mitosis. These cells are identical to each other, and also to the original parent cell.
39
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(genetics) an organism or cell having two sets of chromosomes or twice the haploid number
40
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the process of making a copy of DNA
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first stage in interphase, during which cellular growth and development takes place
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third stage of interphase during which organelle replication and protein synthesis takes place
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Cell grows, performs its normal functions, and prepares for division; consists of G1, S, and G2 phases
help pull apart the cell during replication and are made up of micrtubules
53
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(genetics) the organic process whereby the DNA sequence in a gene is copied into mRNA
54
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mass of rapidly dividing cells that can damage surrounding tissue
55
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The base that pairs with Thymine in DNA
56
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Building blocks of protein
57
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The base that pairs with Guanine with DNA
58
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Shape of DNA
59
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collection of codons of mRNA, each of which directs the incorporation of a particular amino acid into a protein during protein synthesis
60
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The base that pairs with Cytosine in DNA
61
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similarity resulting from common ancestry
62
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weak attraction between a hydrogen atom and another atom
63
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A molecule found in DNA and RNA that encodes genetic information in cells.
64
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A building block of DNA, consisting of a five-carbon sugar covalently bonded to a nitrogenous base and a phosphate group.
65
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a natural mineral containing chemical compounds often used in fertilizers
66
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Different forms of a gene
67
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During translation, the type of amino acid that is added to the growing polypeptide or protein depends on the
68
30 sec
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Process by which mRNA is decoded and a protein is produced
69
30 sec
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transfer RNA; type of RNA that carries amino acids to the ribosome
70
30 sec
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group of three bases on a tRNA molecule that are complementary to an mRNA codon
71
30 sec
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the order of nitrogenous bases on a chain of DNA
72
30 sec
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Sequence of 3 consecutive base nucleotides
73
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a sequence of three nucleotides eg. ATC, that codes for a particular amino acid
74
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specialized cell involved in sexual reproduction
75
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Process in which homologous chromosomes exchange portions of their chromatids during meiosis.
76
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A cross between individuals that have different alleles for the same gene
77
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A characteristic in which an allele that expresses its phenotype even in the presence of a recessive allele
78
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An organism or cell having only one complete set of chromosomes.
79
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A chart that shows all the possible combinations of alleles that can result from a genetic cross
80
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Diagram that shows the evolutionary relationships among a group of organisms
81
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a tree diagram, especially one showing taxonomic relationships.
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behavior that is inherited genetically
83
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stopping, controlling
84
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group or level of organization into which organisms are classified
85
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how often a particular gene occurs in the population
86
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number of deaths from a disease in relation to the population in a given time
87
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A process in which individuals that have certain inherited traits tend to survive and reproduce at higher rates than other individuals because of those traits.
88
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Domain of unicellular prokaryotes that have cell walls that do not contain peptidoglycan
89
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Classification system useful for storing and finding information about living things
90
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The hierarchical system used for grouping and naming species of living organisms.
91
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Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
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a system for naming and grouping similar organisms together
93
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The molecules of life that include: carbohydrates, lipids, proteins and nucleic acids.
94
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compound made up of carbon, hydrogen, and oxygen atoms; major source of energy for the human body
95
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A chemical reaction in which two molecules covalently bond to each other with the removal of a water molecule.
96
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sugar used in DNA to make up the "backbone"
97
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Building Blocks of Lipids
98
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Energy-rich organic compounds, such as fats, oils, and waxes, that are made of carbon, hydrogen, and oxygen.
99
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A long molecule consisting of many similar or identical monomers linked together.
100
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Process that releases energy by breaking down glucose and other food molecules in the presence of oxygen
101
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A type of protein that speeds up a chemical reaction in a living thing
102
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reactant of an enzyme-catalyzed reaction
103
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Pairs of cells that surround stomata and control their opening and closing.
104
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A loosely arranged photosynthetic cell located between the bundle sheath and the leaf surface.
105
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opening
106
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vascular tissue that carries water upward from the roots to every part of a plant
107
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consists of stems and leaves
108
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A relationship between two organisms in which one organism benefits and the other is unaffected
109
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A relationship between two organisms of different species where one benefits and the other is harmed
110
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An interaction in which one organism kills another for food.
111
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symbiotic relationship in which both species benefit from the relationship
112
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an animal that feeds on dead organic material, especially plant detritus.
113
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process of converting nitrogen gas into nitrogen compounds that plants can absorb and use