Study sets matching "ib biology genetics"

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Study sets matching "ib biology genetics"

39 terms
IB Biology - Genetics Test
Eukaryotic Chromosomes are made of
Eukaryotic Chromosome
Tests done to make a karyotype
Non-disjunction
DNA and proteins
Taken from blood cells, bone marrow, and fetal cells. The chr…
Failure of separating chromosomes properly. Causes gametes to…
Eukaryotic Chromosomes are made of
DNA and proteins
Eukaryotic Chromosome
31 terms
IB Biology - Genetics
codominance
allele
mendelian genetics
multiple alleles
A mixed phenotype is produced from the heterozygous genotype
Variations in forms of genes
For any given trait, two alleles are present, one dominant an…
For a given trait, multiple versions of the gene are present…
codominance
A mixed phenotype is produced from the heterozygous genotype
allele
Variations in forms of genes
102 terms
IB Biology 3.0 Genetics
Define gene.
Define allele.
Define locus.
Define genome.
A heritable factor that consists of a length of DNA (not an e…
Various forms of a gene (e.g A, B, i)
Position a gene occupies on one type of chromosome
Whole genetic information of an organism
Define gene.
A heritable factor that consists of a length of DNA (not an e…
Define allele.
Various forms of a gene (e.g A, B, i)
16 terms
IB Biology Genetics terms
Genotype
Phenotype
Dominant allele
Recessive allele
the alleles of an organism
the characteristics of an organism
an allele that has the same effect on the phenotype whether i…
an allele that only has an effect on the phenotype when prese…
Genotype
the alleles of an organism
Phenotype
the characteristics of an organism
48 terms
IB BIOLOGY GENETICS
Gene
Allele
Genome
gene mutation
a heritable factor that controls a specific characteristic.
one specific form of a gene, differeing from other alleles by…
The whole of the genetic information of an organism
a change in the base sequence of a gene.
Gene
a heritable factor that controls a specific characteristic.
Allele
one specific form of a gene, differeing from other alleles by…
36 terms
IB Biology Topic 4 - Genetics
4.1.1 State that eukaryote chromosomes…
4.1.2 Define gene, allele, and genome
4.1.3 Define gene mutation.
4.1.4 Explain the consequence of a bas…
- Eukaryotic chromosomes consist of DNA wrapped around histon…
Gene - a heritable factor that controls a specific characteri…
A change to the base sequence of a gene... One example: base su…
CAUSE OF SICKLE CELL ANEMIA... - A base substitution mutation is…
4.1.1 State that eukaryote chromosomes…
- Eukaryotic chromosomes consist of DNA wrapped around histon…
4.1.2 Define gene, allele, and genome
Gene - a heritable factor that controls a specific characteri…
IB Biology HL: Genetics
Genome
Daughter cells
Bivalent
Random orientation
Complete set of genes
The cells at the end of mitosis are called
Mom and dad's chromosomes move together, which allows for cro…
The random order that chromosomes line up in at the equator d…
Genome
Complete set of genes
Daughter cells
The cells at the end of mitosis are called
90 terms
IB Biology - Topic 3 - Genetics
Define gene.
Define allele.
Define locus.
Define genome.
A heritable factor that consists of a length of DNA (not an e…
Various forms of a gene (e.g A, B, i)
Position a gene occupies on one type of chromosome
Whole genetic information of an organism
Define gene.
A heritable factor that consists of a length of DNA (not an e…
Define allele.
Various forms of a gene (e.g A, B, i)
16 terms
IB Biology Genetics terms
Genotype
Phenotype
Dominant allele
Recessive allele
the alleles of an organism
the characteristics of an organism
an allele that has the same effect on the phenotype whether i…
an allele that only has an effect on the phenotype when prese…
Genotype
the alleles of an organism
Phenotype
the characteristics of an organism
27 terms
IB Biology SL Genetics
Gene
Allele
Genome
Chromosomes
A heritable factor that controls a specific characteristic. I…
One specific form of a gene, differing from other alleles by…
The whole genetic information of an organism
DNA molecules
Gene
A heritable factor that controls a specific characteristic. I…
Allele
One specific form of a gene, differing from other alleles by…
19 terms
IB Biology Genetics
Gene
Allele
Genome
Genetic Mutation
A heritable factor that controls a specific characteristic. I…
One specific form of a gene, differing from other alleles by…
the whole genetic information of an organism.
change int he base sequence of a gene. Point mutations affect…
Gene
A heritable factor that controls a specific characteristic. I…
Allele
One specific form of a gene, differing from other alleles by…
IB Biology Genetics Test
Chaismada occurs in what phase?
Which meiotoic phase reduces the ploid…
Which meiotic phase shows homologous p…
What type of chromosomal alteration ca…
Prophase I
Anaphase 1
metaphase I
CAG triples, dupblicatoin
Chaismada occurs in what phase?
Prophase I
Which meiotoic phase reduces the ploid…
Anaphase 1
90 terms
IB Biology HL: Genetics
gene
locus
alleles
duplicated chromocome
a heritable factor that consists of a length of DNA and influ…
the position of a gene on a chromosome
specific genes come in a variety of forms and variants
made up of DNA and proteins
gene
a heritable factor that consists of a length of DNA and influ…
locus
the position of a gene on a chromosome
IB Biology - Genetics Vocab
Allele
Carrier
Chromosome
Codominant
One of a number of alternative forms of a gene that can occup…
A female that has a dominant allele on one X chromosome and o…
Single long molecule of DNA, associated with a histone protei…
Pairs of alleles that both affect the phenotype when present…
Allele
One of a number of alternative forms of a gene that can occup…
Carrier
A female that has a dominant allele on one X chromosome and o…
10 terms
IB Biology Genetics
Genotype
Phenotype
Dominant allele
Recessive allele
the alleles of an organism
the characteristics of an organism
has the same effect on the phenotype whether it is homozygous…
only has an effect on the phenotype if it is homozygous
Genotype
the alleles of an organism
Phenotype
the characteristics of an organism
IB Biology 3: Genetics
Gene
Alleles
Locus
Genome
Heritable factor consisting of a length of DNA and influences…
Various forms of a gene that differ from each other by one or…
Specific location of a gene on a chromosome
Whole of all genetic information of an organism
Gene
Heritable factor consisting of a length of DNA and influences…
Alleles
Various forms of a gene that differ from each other by one or…
29 terms
IB Biology molecular genetics
These are the subunits of nucleic acids.
These are the bonds that connect the b…
Adenine and guanine belong to this spe…
These are the bonds that hold the side…
nucleotides
hydrogen bonds.
What is the purines.
What are covalent bonds (phosphodiester).
These are the subunits of nucleic acids.
nucleotides
These are the bonds that connect the b…
hydrogen bonds.
71 terms
IB BIOLOGY GENETICS
Gene
Allele
Genome
mutation
A section of DNA that is heritable and influences a specific…
different versions of the same gene.
An organism's complete set of DNA.
a change in the base sequence of a gene/cause change in allel…
Gene
A section of DNA that is heritable and influences a specific…
Allele
different versions of the same gene.
IB biology Genetics
Gene
Allele
Mutation
Base substitution mutation
Heritable factor that controls a specific characteristic
One specific form of a gene, differing from other alleles by…
A random, rare change in genetic material
When one base is substituted for another
Gene
Heritable factor that controls a specific characteristic
Allele
One specific form of a gene, differing from other alleles by…
IB Biology: Genetics
Histone proteins
Nucleosomes
Telomeres
Chromatid
Proteins that are wrapped up in chromosomes
Help to super coil DNA which helps regulate DNA replication a…
The ends of eukaryotic chromosomes where repetitive sequence…
...
Histone proteins
Proteins that are wrapped up in chromosomes
Nucleosomes
Help to super coil DNA which helps regulate DNA replication a…
12 terms
IB Biology Inheritance/Genetics
State Mendels Research Question
Heredity
Trait
Allele
What are the basic patterns in the transmission of traits fro…
The passing on of a physical or mental characteristics geneti…
A distinguishing quality or characteristic, typically belongi…
A variant form of a gene. Humans inherit one allele from each…
State Mendels Research Question
What are the basic patterns in the transmission of traits fro…
Heredity
The passing on of a physical or mental characteristics geneti…
46 terms
IB Biology: Genetics
Histone proteins
nucleosomes
telomeres
chromatid
proteins that are wrapped up in chromosomes
help to super coil DNA which helps regulate DNA replication a…
ends of eukaryotic chromosomes where repetitive sequence occu…
...
Histone proteins
proteins that are wrapped up in chromosomes
nucleosomes
help to super coil DNA which helps regulate DNA replication a…
37 terms
IB Biology Genetics
homologous chromosome
diploid cell
haploid cell
homologous chromosomes
has the same genes in the same location, however they might h…
each cell has 46 chromosomes (two of each, 23 from mom and dad)
sex cell have 23 chromosomes
What type of chromosomes cross-over?
homologous chromosome
has the same genes in the same location, however they might h…
diploid cell
each cell has 46 chromosomes (two of each, 23 from mom and dad)
IB Biology HL Genetics
A genetic mutation is a
When do genetic mutations occur?
Point mutations are
Substitution is
change in the bases of a DNA or RNA sequence
During DNA replication and in preparation for cell division o…
one single codon that's been mutated.
a kind of point mutation.
A genetic mutation is a
change in the bases of a DNA or RNA sequence
When do genetic mutations occur?
During DNA replication and in preparation for cell division o…
IB BIOLOGY GENETICS
Gene
Allele
Genome
mutation
A section of DNA that is heritable and influences a specific…
different versions of the same gene.
An organism's complete set of DNA.
a change in the base sequence of a gene/cause change in allel…
Gene
A section of DNA that is heritable and influences a specific…
Allele
different versions of the same gene.
48 terms
IB BIOLOGY GENETICS
Gene
Allele
Genome
gene mutation
a heritable factor that controls a specific characteristic.
one specific form of a gene, differeing from other alleles by…
The whole of the genetic information of an organism
a change in the base sequence of a gene.
Gene
a heritable factor that controls a specific characteristic.
Allele
one specific form of a gene, differeing from other alleles by…
54 terms
IB Biology Genetics
prokaryotes have...
Eukaryotic chromosomes are
Every single body cell contains...
A gene is
circular DNA (plasmids)
DNA supercoiled around histone proteins so it is compact enou…
entire genome
a heritable factor that controls a specific characteristic, a…
prokaryotes have...
circular DNA (plasmids)
Eukaryotic chromosomes are
DNA supercoiled around histone proteins so it is compact enou…
IB Biology SL Genetics
Gene
Allele
Genome
Chromosomes
A heritable factor that controls a specific characteristic. I…
One specific form of a gene, differing from other alleles by…
The whole genetic information of an organism
DNA molecules
Gene
A heritable factor that controls a specific characteristic. I…
Allele
One specific form of a gene, differing from other alleles by…
34 terms
IB Biology Genetics
Genotype
Phenotype
Dominant allele
Recessive allele
the symbolic representation of a pair of alleles of an organi…
the physical characteristics or traits of an organism
an allele that has the same effect on the phenotype whether i…
an allele that has an effect on the phenotype only when it is…
Genotype
the symbolic representation of a pair of alleles of an organi…
Phenotype
the physical characteristics or traits of an organism
13 terms
IB Biology: Genetics
Homologous chromosome
What types of chromosomes cross over?
When does crossing over occur?
Process of crossing over (5 marks)
Same genes but different possible alleles
Autosomal homologous chromosomes
Prophase I
(1) Homologous chromosomes synpase to form a bivalent structu…
Homologous chromosome
Same genes but different possible alleles
What types of chromosomes cross over?
Autosomal homologous chromosomes
59 terms
IB Biology: Genetics
1. Which of the following statements a…
2. What happens in crossing over?... A.…
3. The pedigree chart below shows the…
4. Which of the following types of inf…
A. Each gene is at the same locus on both chromosomes.
A. Exchange of genetic material between homologous chromosomes
D. B A
A. I only
1. Which of the following statements a…
A. Each gene is at the same locus on both chromosomes.
2. What happens in crossing over?... A.…
A. Exchange of genetic material between homologous chromosomes
IB Biology HL Genetics
Compare an Eukaryote and a Prokaryote.
Structure of a chromosome
What is a genome?
Genome size examples:
Prokaryotes have: circular DNA, 'naked' DNA which is not wrap…
The centromere holds the two halves of the chromosomes togeth…
All of the genetic information of an organism. Vary greatly i…
T2 phage: 0.18 mil.bp... E. coli: 5 mil.bp... D. melangaster : 140…
Compare an Eukaryote and a Prokaryote.
Prokaryotes have: circular DNA, 'naked' DNA which is not wrap…
Structure of a chromosome
The centromere holds the two halves of the chromosomes togeth…
59 terms
IB Biology - Topic 3 Genetics
Gene
Locus
Allele(s)
Genome
a heritable factor that consists of a length of DNA and influ…
a specific position on a chromosome
(the various forms of genes); one specific form of a gene, di…
the whole of the genetic information of an organism
Gene
a heritable factor that consists of a length of DNA and influ…
Locus
a specific position on a chromosome
IB Biology Genetics Test
Four enzymes and their function in DNA…
Differentiate between transcription an…
Contrast DNA and RNA
Outline the process of DNA fingerprint…
1) DNA Helicase: unwinds the helix and separates the strands…
Transcription: occurs in the nucleus, DNA to RNA, all genes a…
DNA: ATGC, deoxyribose, two strands in a double helix.... RNA:…
1) Samples of DNA are amplified with PCR.... 2) Restriction enz…
Four enzymes and their function in DNA…
1) DNA Helicase: unwinds the helix and separates the strands…
Differentiate between transcription an…
Transcription: occurs in the nucleus, DNA to RNA, all genes a…
IB Biology -- Genetics
Which response describes the behaviour…
In garden peas, the pairs of alleles c…
What constitutes a linkage group?... A. G…
The allele for red flower colour (R) i…
...
...
...
...
Which response describes the behaviour…
...
In garden peas, the pairs of alleles c…
...
60 terms
IB Biology - Unit 3 - Genetics
Gene
Allele
Gene Locus
Mutation
A heritable factor that consists of a length of DNA and influ…
A version of a gene
Specific location of a gene on a chromosome
A change in a gene or chromosome. Can produce new alleles.
Gene
A heritable factor that consists of a length of DNA and influ…
Allele
A version of a gene
32 terms
IB Biology - Topic 10 Genetics and Evolution
Which phase of the cell cycle do chrom…
The exchange of DNA material between n…
The result of crossing over is that th…
The formation of a chiasmata between t…
Interphase
crossing over
new combinations of alleles
the exchange of alleles
Which phase of the cell cycle do chrom…
Interphase
The exchange of DNA material between n…
crossing over
IB Biology Topic 3- Genetics
DNA Molecule
Gene
Allele
Codon
comprised of a pair of antiparallel strands with linear seque…
A particular section of DNA that can be transcribed and trans…
A slightly different form of a gene. Slightly diferent base s…
a triplet of nucleotides within an mRNA molecule
DNA Molecule
comprised of a pair of antiparallel strands with linear seque…
Gene
A particular section of DNA that can be transcribed and trans…
30 terms
IB 1 Biology Test Genetics
Hybridization
Mendel's 4 principles:
Principle of Unit Factors
Principle of Dominance
Crossing of two true-breeding varieties
Principle of Unit Factors, Principle of Segregation, Principl…
2 alleles determine trait
(one can mask the other)
Hybridization
Crossing of two true-breeding varieties
Mendel's 4 principles:
Principle of Unit Factors, Principle of Segregation, Principl…
61 terms
IB Biology Topic 3: Genetics
Eukaryote chromosomes contain:
Gene
Allele
Genome
DNA and assorted proteins
A heritable factor that controls a specific characteristic
1. A specific form of a gene; for a specific trait... 2. Differi…
The whole genetic information of an organism
Eukaryote chromosomes contain:
DNA and assorted proteins
Gene
A heritable factor that controls a specific characteristic
48 terms
IB BIOLOGY GENETICS
Gene
Allele
Genome
gene mutation
a heritable factor that controls a specific characteristic.
one specific form of a gene, differeing from other alleles by…
The whole of the genetic information of an organism
a change in the base sequence of a gene.
Gene
a heritable factor that controls a specific characteristic.
Allele
one specific form of a gene, differeing from other alleles by…
IB Biology HL Genetics
A genetic mutation is a
When do genetic mutations occur?
Point mutations are
Substitution is
change in the bases of a DNA or RNA sequence
During DNA replication and in preparation for cell division o…
one single codon that's been mutated.
a kind of point mutation.
A genetic mutation is a
change in the bases of a DNA or RNA sequence
When do genetic mutations occur?
During DNA replication and in preparation for cell division o…
59 terms
IB Biology DP Topic 3: Genetics
Gene
Locus
Allele(s)
Genome
a heritable factor that consists of a length of DNA and influ…
a specific position on a chromosome
(the various forms of genes); one specific form of a gene, di…
the whole of the genetic information of an organism
Gene
a heritable factor that consists of a length of DNA and influ…
Locus
a specific position on a chromosome
IB HL Biology - Genetics
Gene
Alleles
Genome
Eukaryote chromosome
A heritable factor that consists of a length of DNA and influ…
Various specific forms of a gene.
The whole of the genetic information of an organism.
• contain a linear DNA molecule... • associated with histone pro…
Gene
A heritable factor that consists of a length of DNA and influ…
Alleles
Various specific forms of a gene.
28 terms
IB Biology Genetics Vocab
Mendel's First Law, the Law of Segrega…
Pure Breeding
F1 and F2
Monohybrid Cross
The development of a characteristic is controlled by a pair o…
The pair or pairs of alleles are homozygous and is usually on…
The first and second generations. The F2 is obtained by cross…
A genetic cross involving only one characteristic
Mendel's First Law, the Law of Segrega…
The development of a characteristic is controlled by a pair o…
Pure Breeding
The pair or pairs of alleles are homozygous and is usually on…
59 terms
IB Biology Topic 3: Genetics
Gene
Locus
Allele(s)
Genome
a heritable factor that consists of a length of DNA and influ…
a specific position on a chromosome
(the various forms of genes); one specific form of a gene, di…
the whole of the genetic information of an organism
Gene
a heritable factor that consists of a length of DNA and influ…
Locus
a specific position on a chromosome
IB BIOLOGY GENETICS
Gene
Allele
Genome
gene mutation
a heritable factor that controls a specific characteristic.
one specific form of a gene, differeing from other alleles by…
The whole of the genetic information of an organism
a change in the base sequence of a gene.
Gene
a heritable factor that controls a specific characteristic.
Allele
one specific form of a gene, differeing from other alleles by…
13 terms
IB Biology - Genetics - Vocab
sister chromatids
karyotype
ammeocentesis
Down Syndrome
homologous chromosomes held together by a centromere (during…
a 'picture' of someone's chromosomes that can show if they ha…
a prenatal diagnosis method of problems with chromosomes. ... -f…
caused by chromosome 21 staying on one side during meiosis (t…
sister chromatids
homologous chromosomes held together by a centromere (during…
karyotype
a 'picture' of someone's chromosomes that can show if they ha…
IB BIOLOGY GENETICS
Gene
Allele
Genome
gene mutation
a heritable factor that controls a specific characteristic.
one specific form of a gene, differeing from other alleles by…
The whole of the genetic information of an organism
a change in the base sequence of a gene.
Gene
a heritable factor that controls a specific characteristic.
Allele
one specific form of a gene, differeing from other alleles by…
IB Biology: Genetics
Alleles
Autosome
Diploid
DNA Profiling
A variation of a genetic element, usually resulting in a dist…
Any chromosome that is not a sex-determining chromosome.
A cell or an organism consisting of two sets of chromosomes:…
The process of identifying regions of a DNA sequence that are…
Alleles
A variation of a genetic element, usually resulting in a dist…
Autosome
Any chromosome that is not a sex-determining chromosome.
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