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Study sets matching "molecular biology chapter 20"

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Study sets matching "molecular biology chapter 20"

65 terms
Molecular and Cellular Biology Chapter 20
Tissues
Extracellular Matrix
Cell junctions
Stem Cells
Cooperative assemblies of cells
Matter that cells secrete around themselves
Things that link cells together in flexible tissues
Self renewing undifferentiated cells... Pluripotent and totipote…
Tissues
Cooperative assemblies of cells
Extracellular Matrix
Matter that cells secrete around themselves
63 terms
Molecular Biology: Chapter 20
Small Regulatory RNAs in Bacteria:... 6s…
Small Regulatory RNAs in Bacteria: ... s…
Small Regulatory RNAs in Bacteria: ... B…
_____________ reside within the transc…
sigma70 RNA polymerase dependent transcription
F
longer
Riboswitches
Small Regulatory RNAs in Bacteria:... 6s…
sigma70 RNA polymerase dependent transcription
Small Regulatory RNAs in Bacteria: ... s…
F
44 terms
Molecular Biology and Cell Biology Chapter 20
Metastases
Carcinomas
Leukaemia & lymphoma
2 heritable properties of cancer cells
secondary tumours
cancers arising from epithelial cells, most common
derive from haemopoietic cells
o They reproduce differently than normal cells... o They invade…
Metastases
secondary tumours
Carcinomas
cancers arising from epithelial cells, most common
34 terms
Molecular Cell Biology: Chapter 20 (Cell Renewal)
Growth factor
Mitogens
Cell renewal
Endothelial cells
•Stimulate cell growth by promoting synthesis... and inhibiting…
•Stimulate cell division
•Many of the cells that are lost from tissues by programmed c…
•Endothelial cells proliferate to form new capillaries or to…
Growth factor
•Stimulate cell growth by promoting synthesis... and inhibiting…
Mitogens
•Stimulate cell division
13 terms
Biology [Chapter 20.3] Molecular Genetics
Recombinant DNA
Genetic Transformation
Restriction endonuclease
Recognition sight
fragment of DNA composed of sequences originating from atlas…
introduction and expression in foreign DNA in a living organism
enzyme that cuts double stranded DNA into fragments at a spec…
specific sequence with double stranded DNA that a restriction…
Recombinant DNA
fragment of DNA composed of sequences originating from atlas…
Genetic Transformation
introduction and expression in foreign DNA in a living organism
11 terms
Biology [Chapter 20.1] Molecular Genetics
Complementary base pairing
Antiparallel
DNA replication
Semiconservative replication
pairing of the nitrogenous base of one strand with the nitrog…
parallel but running in opposite directions; 5' end of one st…
process whereby DNA makes exact copies of itself
process of replication in which each DNA molecule is composed…
Complementary base pairing
pairing of the nitrogenous base of one strand with the nitrog…
Antiparallel
parallel but running in opposite directions; 5' end of one st…
34 terms
Molecular Bio - Chapter 20
Lac Y
Lac Z
Negative regulation
Effect of mutant in Lac repressor gene
Produces the galatoside permease
Produces beta galactosidase, which cleaves lactose to produce…
...
No repressor is made and the operon will remain on.
Lac Y
Produces the galatoside permease
Lac Z
Produces beta galactosidase, which cleaves lactose to produce…
35 terms
Chapter 20-Inheritance, Genetics, and Molecular Biology
Genes
Chromosomes
DNA sequence
Diploid
Found in the nucleus of almost every cell in the body; Made o…
Contain genes; the genes' way of organizing themselves.
The sequence of bases (adenine, cytosine, thymine, and guanin…
Having the total number of chromosomes of the body cells, twi…
Genes
Found in the nucleus of almost every cell in the body; Made o…
Chromosomes
Contain genes; the genes' way of organizing themselves.
23 terms
Chapter 20: Inheritance, Genetics, and Molecular Biology
Importance of Chromosome number
Down Syndrome
Down Syndrome: Phenotype
Cri Du Chat ("cry of the cat")
-humans normally have 46 chromosomes
-Aneuploid condition ... -three copies of chromosome 21 ... -also…
-low muscle tone... -flat facial profile... -slanted eyes... -dysplast…
-specific deletion in chromosome 5... -mentally retarded... -cat-li…
Importance of Chromosome number
-humans normally have 46 chromosomes
Down Syndrome
-Aneuploid condition ... -three copies of chromosome 21 ... -also…
24 terms
inc. Biology 30 Chapter 20 [Molecular Genetics]
Complementary base pairing
Antiparallel
DNA replication
Semiconservative replication
pairing of the nitrogenous base of one strand with the nitrog…
parallel but running in opposite directions; 5' end of one st…
process whereby DNA makes exact copies of itself
process of replication in which each DNA molecule is composed…
Complementary base pairing
pairing of the nitrogenous base of one strand with the nitrog…
Antiparallel
parallel but running in opposite directions; 5' end of one st…
47 terms
Molecular Biology Chapter 20 Practice Questions
Supportive tissues, such as bone or wo…
The driving force for plant cell growt…
What gives the plant cell wall its ten…
A plant cell elongates in which direct…
extracellular matrix.
turgor pressure.
Cellulose
Perpendicular to the orientation of the cellulose microfibrils
Supportive tissues, such as bone or wo…
extracellular matrix.
The driving force for plant cell growt…
turgor pressure.
22 terms
Molecular Biology Chapter 20 Eukaryotic Transcription Dr. Jackson
Activator
Assembly Factors
Basal Transcription Factors
Carboxy-Terminal Domain (CTD)
A protein that stimulates the expression of a gene, typically…
Proteins that are required for formation of a macromolecular…
Transcription factors required by the RNA polymerase to form…
The domain of the largest subunit of eukaryotic RNA polymeras…
Activator
A protein that stimulates the expression of a gene, typically…
Assembly Factors
Proteins that are required for formation of a macromolecular…
76 terms
Chapter 20 biology
Cell cycle
Mitosis
Cytokinesis
Asexual reproduction
Each round of growth and cell divisionm
The process in which the nucleus divides to form two nuclei
The division of the cytoplasm of the cell after mitosis or me…
Type of reproduction that only involves one parent
Cell cycle
Each round of growth and cell divisionm
Mitosis
The process in which the nucleus divides to form two nuclei
30 terms
Biology Chapter 20
Stomata
pharmacology
club mosses
conifers
are tiny holes in the cuticle
the study of drugs and their effects on the body
and ferns are seedless vascular plants
most common gymnosperms alive today
Stomata
are tiny holes in the cuticle
pharmacology
the study of drugs and their effects on the body
11 terms
Chapter 20: Molecular Genetics
complementary base pairing
antiparallel
DNA replication
semiconservative replication
pairing of the nitrogenous base of one strand of DNA with the…
parallel but running in opposite directions; the 5' end of on…
the process whereby DNA makes exact copies of itself
process of replication in which each DNA molecule is composed…
complementary base pairing
pairing of the nitrogenous base of one strand of DNA with the…
antiparallel
parallel but running in opposite directions; the 5' end of on…
17 terms
Modern Biology Chapter 20
Commensalism
Predation
Parasitism
Symbiosis
A relationship between two organisms in which one organism be…
A relationship between two species in which one species, the…
A relationship between two species in which one species, the…
A relationship in which two different organisms live in close…
Commensalism
A relationship between two organisms in which one organism be…
Predation
A relationship between two species in which one species, the…
47 terms
Chapter 20: Molecular Genetics
DNA consists of two strands of nucleot…
deoxyribose sugars and phosphate group…
the double helix shape is twisted in a…
adenine and guanine are _______ and th…
a deoxyribose sugar, phosphate group and nitrogen bases
covalent bonds
clockwise
purines, pyrimidines
DNA consists of two strands of nucleot…
a deoxyribose sugar, phosphate group and nitrogen bases
deoxyribose sugars and phosphate group…
covalent bonds
16 terms
Modern Biology Chapter 20 Basic
Commensalism
Predation
Parasitism
Symbiosis
A relationship between two organisms in which one organism be…
A relationship between two species in which one species, feed…
A relationship between two species in which one species benef…
A relationship in which two different organisms live in close…
Commensalism
A relationship between two organisms in which one organism be…
Predation
A relationship between two species in which one species, feed…
20 terms
IGCSE Biology - Chapter 20 Organisms and their Environment
Ecology
Habitat
Population
Community
Study of interactions among living things and their surroundi…
The place where an organism lives
A group of organisms of one species interacting together in a…
All of the populations of different species in an ecosystem.
Ecology
Study of interactions among living things and their surroundi…
Habitat
The place where an organism lives
46 terms
Molecular Chapter 20
Which of the following is not true of…
Which of the following describes the f…
The enzyme that catalyzes the formatio…
The products of the hydrolysis of lact…
The lacI gene is controlled from the same promoter as the lac…
Mutation of this region leads to constitutive expression of t…
β-galactosidase.
galactose and glucose.
Which of the following is not true of…
The lacI gene is controlled from the same promoter as the lac…
Which of the following describes the f…
Mutation of this region leads to constitutive expression of t…
10 terms
Chapter 20: Molecular Genetics
Biotechnology
Complementary base pairing
Antiparallel
DNA replication
The use of natural biological systems to produce a product
Pairing of the nitrogeneous base of one strand of DNA with th…
Parallel but running in opposite directions;the 5' end lof on…
The process whereby DNA makes exact copies of itself
Biotechnology
The use of natural biological systems to produce a product
Complementary base pairing
Pairing of the nitrogeneous base of one strand of DNA with th…
40 terms
Molecular Biology of the Gene Test #3 Chapter 20
What does sRNA do?
How do sRNA inhibit translation?
How does sRNA stimulate transcription?
What do riboswitches do?
1. DIrect destruction of mRNA... 2. Stimulate translation... 3. Inh…
Bind to RBS
Bind to folded portion of RNA and expose RBS.
Control transcription or translation.
What does sRNA do?
1. DIrect destruction of mRNA... 2. Stimulate translation... 3. Inh…
How do sRNA inhibit translation?
Bind to RBS
39 terms
Biology (Miller and Levine) Chapter 20
virus
the reproduction of viruses
Viral Structure
t4 bacteriophage
a non-living particle made up of proteins, nucleic acids, and…
viruses cannot reproduce alone, so they fail to meet the crit…
capsid - protein coat on outside of virus... membrane envelope -…
virus
a non-living particle made up of proteins, nucleic acids, and…
the reproduction of viruses
viruses cannot reproduce alone, so they fail to meet the crit…
51 terms
Chapter 20&-Campbell Essential Biology With Physiology
Ecology
Biosphere
Ecosystem
Ecosystem Ecology
Scientific study of the interactions between organisms and th…
The entire portion of Earth inhabited by life; the sum of all…
The community of organisms in an area and the physical factor…
Emphasizes energy flow and chemical cycling among the various…
Ecology
Scientific study of the interactions between organisms and th…
Biosphere
The entire portion of Earth inhabited by life; the sum of all…
Biology, Chapter 20.1, Introduction to Fungi
chitin
hypha
mycelium
fruiting body
a strong, flexible polysaccharide that is found in the cell w…
long chains of cells (appear to be threadlike filaments) that…
a netlike mass of hypha growing at the tips of fungi
a reproductive structure of fungi
chitin
a strong, flexible polysaccharide that is found in the cell w…
hypha
long chains of cells (appear to be threadlike filaments) that…
19 terms
Biology Chapter 20 Viruses and Prokaryotes
Virus
Capsid
Bacteriophage
Lytic Infection
A nonliving particle made of proteins, nucleic acids, and lip…
Outer protein coat of a virus
A virus that infects bacteria
Process in which a virus enters a cell, makes a copy of itsel…
Virus
A nonliving particle made of proteins, nucleic acids, and lip…
Capsid
Outer protein coat of a virus
19 terms
Pearson Texas Biology: Chapter 20 Viruses and Prokaryotes N. Walker
virus
capsid
bacteriophage
lytic infection
nonliving particle made of proteins, nucleic acids, and somet…
protein coat surrounding a virus
kind of virus that infects bacteria
type of infection in which a virus enters a cell, makes copie…
virus
nonliving particle made of proteins, nucleic acids, and somet…
capsid
protein coat surrounding a virus
Biology, Chapter 20.2, Diversity of Fungi
stolon
rhizoid
gametangium
conidiophore
a type of hyphae that spread across the surface of food
type of hypha that penetrates the food and absorbs nutrients
produced by hypha; a reproductive structure that contains a h…
spore-producing hyphae formed during asexual reproduction
stolon
a type of hyphae that spread across the surface of food
rhizoid
type of hypha that penetrates the food and absorbs nutrients
12 terms
Biology 7 chapter 20 Vocabulary
biome
desert
savanna
tundra
A group of ecosystems that share similar climates and typical…
An extremely dry area with little water and few plants
An area of grassland with scattered trees and bushes
An extremely cold, dry biome.
biome
A group of ecosystems that share similar climates and typical…
desert
An extremely dry area with little water and few plants
13 terms
Biology Chapter 20
invertebrates
insects
entomologists
metamorphosis
animals without a backbone or notochord
largest class of arthropods and most varied and numerous of a…
scientist who study insects
process by which insects mature
invertebrates
animals without a backbone or notochord
insects
largest class of arthropods and most varied and numerous of a…
68 terms
Biology Chapter 20-22
3 reasons why we know viruses aren't a…
why do we study viruses as a part of b…
describe the tobacco mosaic virus, and…
describe viruses and their structure
don't grow, metabolize, and lack homeostasis
they have living host cells
is a positive-sense single stranded RNA virus that infects a…
Nucleic acid (DNA or RNA) surrounded by a protein coat called…
3 reasons why we know viruses aren't a…
don't grow, metabolize, and lack homeostasis
why do we study viruses as a part of b…
they have living host cells
78 terms
Molecular Genetics - Chapter 20
one of the best models of gene regulat…
work of jacob and monod
in the early 40s it was discovered tha…
mutants in the B galactosidase gene we…
lac operon
lac operon
B galactosidase
lacZ gene
one of the best models of gene regulat…
lac operon
work of jacob and monod
lac operon
Chapter 20 Molecular & Cell Biology Techniques (Lecture 16)
2003
recombinant DNA technique
genetic engineering
biotechnology
YEAR that the first human genome sequence (The Human Genome P…
nucleotide sequences from two different sources, are combined…
the direct MANIPULATION OF GENES for practical purposes;... util…
the manipulation of organisms or their genetic components to…
2003
YEAR that the first human genome sequence (The Human Genome P…
recombinant DNA technique
nucleotide sequences from two different sources, are combined…
18 terms
Chapter 20 Biology (Holt, Rinehart and Winston)
predation
competition
symbiosis
interspecific competition
...
Two species fight for the same resources. Lions and hyenas
...
...
predation
...
competition
Two species fight for the same resources. Lions and hyenas
24 terms
Biology 110 Chapter 20
ecosystem
resistance
resilience
high level of disturbance on species d…
a biological community together with abiotic environment... 1. f…
ability for ecosystem to remain at equilibrium in spite of di…
the speed at which an ecosystem recovers from a disturbance
exclude slow-growing species
ecosystem
a biological community together with abiotic environment... 1. f…
resistance
ability for ecosystem to remain at equilibrium in spite of di…
19 terms
Marine Biology-Chapter 20
Tide.
Tidal range.
Spring tides.
Neap tides.
The tide is the daily rise and fall of the ocean as seen alon…
The vertical distance between low tides and high tides.
The pulling forces are combined to produce the highest and lo…
These weaker tides are called neap tides.
Tide.
The tide is the daily rise and fall of the ocean as seen alon…
Tidal range.
The vertical distance between low tides and high tides.
38 terms
Biology - Chapter 20
viruses
Lytic infection
Lysogenic infection
prophage
poison (parasite);... reproduction only in a host cell
a virus enters a bacterial cell, makes copies of itself, and…
a host cell is not immediately taken over
Bacteriophage DNA that becomes embedded in the bacterial host…
viruses
poison (parasite);... reproduction only in a host cell
Lytic infection
a virus enters a bacterial cell, makes copies of itself, and…
30 terms
Biology Chapter 20 Terms
Stomata
pharmacology
club mosses
conifers
are tiny holes in the cuticle
the study of drugs and their effects on the body
and ferns are seedless vascular plants
most common gymnosperms alive today
Stomata
are tiny holes in the cuticle
pharmacology
the study of drugs and their effects on the body
17 terms
Modern Biology Chapter 20
Commensalism
Predation
Parasitism
Symbiosis
A relationship between two organisms in which one organism be…
A relationship between two species in which one species, the…
A relationship between two species in which one species, the…
A relationship in which two different organisms live in close…
Commensalism
A relationship between two organisms in which one organism be…
Predation
A relationship between two species in which one species, the…
28 terms
Biology Chapter 20
Stomata
pharmacology
club mosses
conifers
are tiny holes in the cuticle
the study of drugs and their effects on the body
and ferns are seedless vascular plants
most common gymnosperms alive today
Stomata
are tiny holes in the cuticle
pharmacology
the study of drugs and their effects on the body
13 terms
Chapter 20 & 24: Molecular Evolution
What is a genome?
Two types of mutations
Synonymous substitution
Non-synonymous substitution
All DNA and RNA in the nucleus including DNA found in organel…
synonymous substitution, non-synonymous subsitution
gene is altered but does not change the amino acid
gene is altered and changes the corresponding amino acid
What is a genome?
All DNA and RNA in the nucleus including DNA found in organel…
Two types of mutations
synonymous substitution, non-synonymous subsitution
17 terms
Modern Biology Chapter 20
Commensalism
Predation
Parasitism
Symbiosis
A relationship between two organisms in which one organism be…
A relationship between two species in which one species, the…
A relationship between two species in which one species, the…
A relationship in which two different organisms live in close…
Commensalism
A relationship between two organisms in which one organism be…
Predation
A relationship between two species in which one species, the…
24 terms
Biology Chapter 20
Binomial nomenclature
Carolus Linnaeus
Morphology
Taxonomy
a system that uses two names to identify an organism.
came up with the binomial nomenclature.based his classificati…
is basically what an organism looks like.
is the study of naming and classifying organisms.
Binomial nomenclature
a system that uses two names to identify an organism.
Carolus Linnaeus
came up with the binomial nomenclature.based his classificati…
14 terms
Biology Chapter 20 Vocabulary
Predation
Parasitism
Symbiosis
Inter specific competition
A relationship between two species in which the predator feed…
A relationship between two species in which the parasite bene…
A relationship in which two different organisms live in close…
two or more species use the same limited resource; both speci…
Predation
A relationship between two species in which the predator feed…
Parasitism
A relationship between two species in which the parasite bene…
40 terms
Chapter 20 Intro to Molecular Genetics
What are the two types of nucleic acids?
What does a nucleotide consist of?
Purine Bases
Pyrimidine Bases
Deoxyribonucleic acid (DNA)... Ribonucleic Acid (RNA)
-Nitrogen containing heterocyclic bases... -Five-Carbon Sugar ri…
Double ring structure, A 6-member ring fused to a 5-member ri…
Consist of a single 6-membered ring... Thymine (DNA)... Cytosine... Ur…
What are the two types of nucleic acids?
Deoxyribonucleic acid (DNA)... Ribonucleic Acid (RNA)
What does a nucleotide consist of?
-Nitrogen containing heterocyclic bases... -Five-Carbon Sugar ri…
45 terms
Biology Chapter 20-21
Vascular Tissue
Xylem
Phloem
Seed
Specialized tissues that bring water and minerals up from the…
Vascular tissue that carries water
Transports food
Storage devices for a plant embryo
Vascular Tissue
Specialized tissues that bring water and minerals up from the…
Xylem
Vascular tissue that carries water
26 terms
AP Biology Chapter 20
Recombinant DNA
Plasmids
Gene Cloning
Restriction Fragments
nucleotide sequences from 2 different sources, often 2 specie…
small circular DNA molecules that replicate separately from t…
df: using bacteria to make multiple copies of particular gene…
DNA fragments cut by restriction enzymes
Recombinant DNA
nucleotide sequences from 2 different sources, often 2 specie…
Plasmids
small circular DNA molecules that replicate separately from t…
12 terms
Biology chapter 20-interactions
Consumption of energy
symbiosis
Mutualism
commensalism
chemical energy stored in food which in turn becomes fuel for…
the act of living together, there are many different types
which both organisms benefit, moray eel and cleaner fish
which one organism benefits and the other gets nothing (not h…
Consumption of energy
chemical energy stored in food which in turn becomes fuel for…
symbiosis
the act of living together, there are many different types
18 terms
Biology Chapter 20
Ascus
Basidiospore
Basidium
Club fungus
Sacklike cases that contain several spores
A sexual spore formed by members of the fungal division Basid…
A diploid cell, typically club shaped, formed by members of t…
A fungus of the division Basidiomycota, whose members reprodu…
Ascus
Sacklike cases that contain several spores
Basidiospore
A sexual spore formed by members of the fungal division Basid…
30 terms
RLCA- Biology Chapter 20
Protists
pseudopod
amoeboid movement
food vacuole
an organism that is not a plant, an animal or fungus
temporary cytoplasmic projections
the moment where the cytoplasm of the cell streams into the p…
a small cavity in the cytoplasm that temporarily stores food
Protists
an organism that is not a plant, an animal or fungus
pseudopod
temporary cytoplasmic projections
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