Meiosis
Higher Biology
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Centromere
???
small region of chromosome which becomes associated with spindle fibres during meiosis.
the characteristic number of chromosomes typical of a species.
differences that exist amongst the members of a species that are determined by genes.
a form of nuclear division producing four haploid gametes from a diploid cell.
two chromosomes identical in size and matching one another gene for gene.
possessing two sets of chromosomes.
unit of heredity occupying a specific site on a chromosome.
arrangement of homologous pairs of chromosomes that allows their segregation at meiosis.
possessing one set of chromosomes.
thread-like structure composed of genes and found in the nucleus of a cell.
cross-shaped arrangement of two chromatids at a point of crossing over.
breaking and rejoining of adjacent chromatids leading to exchange of genetic material.
one of the two longitudinal sub-units of a duplicated chromosome.
Chiasma
???
small region of chromosome which becomes associated with spindle fibres during meiosis.
the characteristic number of chromosomes typical of a species.
differences that exist amongst the members of a species that are determined by genes.
a form of nuclear division producing four haploid gametes from a diploid cell.
two chromosomes identical in size and matching one another gene for gene.
possessing two sets of chromosomes.
unit of heredity occupying a specific site on a chromosome.
arrangement of homologous pairs of chromosomes that allows their segregation at meiosis.
possessing one set of chromosomes.
thread-like structure composed of genes and found in the nucleus of a cell.
cross-shaped arrangement of two chromatids at a point of crossing over.
breaking and rejoining of adjacent chromatids leading to exchange of genetic material.
one of the two longitudinal sub-units of a duplicated chromosome.
Chromatid
???
small region of chromosome which becomes associated with spindle fibres during meiosis.
the characteristic number of chromosomes typical of a species.
differences that exist amongst the members of a species that are determined by genes.
a form of nuclear division producing four haploid gametes from a diploid cell.
two chromosomes identical in size and matching one another gene for gene.
possessing two sets of chromosomes.
unit of heredity occupying a specific site on a chromosome.
arrangement of homologous pairs of chromosomes that allows their segregation at meiosis.
possessing one set of chromosomes.
thread-like structure composed of genes and found in the nucleus of a cell.
cross-shaped arrangement of two chromatids at a point of crossing over.
breaking and rejoining of adjacent chromatids leading to exchange of genetic material.
one of the two longitudinal sub-units of a duplicated chromosome.
Chromosome
???
small region of chromosome which becomes associated with spindle fibres during meiosis.
the characteristic number of chromosomes typical of a species.
differences that exist amongst the members of a species that are determined by genes.
a form of nuclear division producing four haploid gametes from a diploid cell.
two chromosomes identical in size and matching one another gene for gene.
possessing two sets of chromosomes.
unit of heredity occupying a specific site on a chromosome.
arrangement of homologous pairs of chromosomes that allows their segregation at meiosis.
possessing one set of chromosomes.
thread-like structure composed of genes and found in the nucleus of a cell.
cross-shaped arrangement of two chromatids at a point of crossing over.
breaking and rejoining of adjacent chromatids leading to exchange of genetic material.
one of the two longitudinal sub-units of a duplicated chromosome.
Chromosome compliment
???
small region of chromosome which becomes associated with spindle fibres during meiosis.
the characteristic number of chromosomes typical of a species.
differences that exist amongst the members of a species that are determined by genes.
a form of nuclear division producing four haploid gametes from a diploid cell.
two chromosomes identical in size and matching one another gene for gene.
possessing two sets of chromosomes.
unit of heredity occupying a specific site on a chromosome.
arrangement of homologous pairs of chromosomes that allows their segregation at meiosis.
possessing one set of chromosomes.
thread-like structure composed of genes and found in the nucleus of a cell.
cross-shaped arrangement of two chromatids at a point of crossing over.
breaking and rejoining of adjacent chromatids leading to exchange of genetic material.
one of the two longitudinal sub-units of a duplicated chromosome.
Crossing over
???
small region of chromosome which becomes associated with spindle fibres during meiosis.
the characteristic number of chromosomes typical of a species.
differences that exist amongst the members of a species that are determined by genes.
a form of nuclear division producing four haploid gametes from a diploid cell.
two chromosomes identical in size and matching one another gene for gene.
possessing two sets of chromosomes.
unit of heredity occupying a specific site on a chromosome.
arrangement of homologous pairs of chromosomes that allows their segregation at meiosis.
possessing one set of chromosomes.
thread-like structure composed of genes and found in the nucleus of a cell.
cross-shaped arrangement of two chromatids at a point of crossing over.
breaking and rejoining of adjacent chromatids leading to exchange of genetic material.
one of the two longitudinal sub-units of a duplicated chromosome.
Diploid
???
small region of chromosome which becomes associated with spindle fibres during meiosis.
the characteristic number of chromosomes typical of a species.
differences that exist amongst the members of a species that are determined by genes.
a form of nuclear division producing four haploid gametes from a diploid cell.
two chromosomes identical in size and matching one another gene for gene.
possessing two sets of chromosomes.
unit of heredity occupying a specific site on a chromosome.
arrangement of homologous pairs of chromosomes that allows their segregation at meiosis.
possessing one set of chromosomes.
thread-like structure composed of genes and found in the nucleus of a cell.
cross-shaped arrangement of two chromatids at a point of crossing over.
breaking and rejoining of adjacent chromatids leading to exchange of genetic material.
one of the two longitudinal sub-units of a duplicated chromosome.
Gene
???
small region of chromosome which becomes associated with spindle fibres during meiosis.
the characteristic number of chromosomes typical of a species.
differences that exist amongst the members of a species that are determined by genes.
a form of nuclear division producing four haploid gametes from a diploid cell.
two chromosomes identical in size and matching one another gene for gene.
possessing two sets of chromosomes.
unit of heredity occupying a specific site on a chromosome.
arrangement of homologous pairs of chromosomes that allows their segregation at meiosis.
possessing one set of chromosomes.
thread-like structure composed of genes and found in the nucleus of a cell.
cross-shaped arrangement of two chromatids at a point of crossing over.
breaking and rejoining of adjacent chromatids leading to exchange of genetic material.
one of the two longitudinal sub-units of a duplicated chromosome.
Haploid
???
small region of chromosome which becomes associated with spindle fibres during meiosis.
the characteristic number of chromosomes typical of a species.
differences that exist amongst the members of a species that are determined by genes.
a form of nuclear division producing four haploid gametes from a diploid cell.
two chromosomes identical in size and matching one another gene for gene.
possessing two sets of chromosomes.
unit of heredity occupying a specific site on a chromosome.
arrangement of homologous pairs of chromosomes that allows their segregation at meiosis.
possessing one set of chromosomes.
thread-like structure composed of genes and found in the nucleus of a cell.
cross-shaped arrangement of two chromatids at a point of crossing over.
breaking and rejoining of adjacent chromatids leading to exchange of genetic material.
one of the two longitudinal sub-units of a duplicated chromosome.
Homologous pair
???
small region of chromosome which becomes associated with spindle fibres during meiosis.
the characteristic number of chromosomes typical of a species.
differences that exist amongst the members of a species that are determined by genes.
a form of nuclear division producing four haploid gametes from a diploid cell.
two chromosomes identical in size and matching one another gene for gene.
possessing two sets of chromosomes.
unit of heredity occupying a specific site on a chromosome.
arrangement of homologous pairs of chromosomes that allows their segregation at meiosis.
possessing one set of chromosomes.
thread-like structure composed of genes and found in the nucleus of a cell.
cross-shaped arrangement of two chromatids at a point of crossing over.
breaking and rejoining of adjacent chromatids leading to exchange of genetic material.
one of the two longitudinal sub-units of a duplicated chromosome.
Independent assortment
???
small region of chromosome which becomes associated with spindle fibres during meiosis.
the characteristic number of chromosomes typical of a species.
differences that exist amongst the members of a species that are determined by genes.
a form of nuclear division producing four haploid gametes from a diploid cell.
two chromosomes identical in size and matching one another gene for gene.
possessing two sets of chromosomes.
unit of heredity occupying a specific site on a chromosome.
arrangement of homologous pairs of chromosomes that allows their segregation at meiosis.
possessing one set of chromosomes.
thread-like structure composed of genes and found in the nucleus of a cell.
cross-shaped arrangement of two chromatids at a point of crossing over.
breaking and rejoining of adjacent chromatids leading to exchange of genetic material.
one of the two longitudinal sub-units of a duplicated chromosome.
Inherited variation
???
small region of chromosome which becomes associated with spindle fibres during meiosis.
the characteristic number of chromosomes typical of a species.
differences that exist amongst the members of a species that are determined by genes.
a form of nuclear division producing four haploid gametes from a diploid cell.
two chromosomes identical in size and matching one another gene for gene.
possessing two sets of chromosomes.
unit of heredity occupying a specific site on a chromosome.
arrangement of homologous pairs of chromosomes that allows their segregation at meiosis.
possessing one set of chromosomes.
thread-like structure composed of genes and found in the nucleus of a cell.
cross-shaped arrangement of two chromatids at a point of crossing over.
breaking and rejoining of adjacent chromatids leading to exchange of genetic material.
one of the two longitudinal sub-units of a duplicated chromosome.
Meiosis
???
small region of chromosome which becomes associated with spindle fibres during meiosis.
the characteristic number of chromosomes typical of a species.
differences that exist amongst the members of a species that are determined by genes.
a form of nuclear division producing four haploid gametes from a diploid cell.
two chromosomes identical in size and matching one another gene for gene.
possessing two sets of chromosomes.
unit of heredity occupying a specific site on a chromosome.
arrangement of homologous pairs of chromosomes that allows their segregation at meiosis.
possessing one set of chromosomes.
thread-like structure composed of genes and found in the nucleus of a cell.
cross-shaped arrangement of two chromatids at a point of crossing over.
breaking and rejoining of adjacent chromatids leading to exchange of genetic material.
one of the two longitudinal sub-units of a duplicated chromosome.
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