Sex Linkage
Higher Biology
Match the items on the right to the items on the left by dragging them into the correct place.
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Autosome
???
female who is heterozygous for a sex-linked gene.
sex-linked condition where blood fails to clot properly.
relative number of males to females in a population.
gene present on the X chromosome but not on Y chromosome.
able to form 2 types of sex cell.
smaller of 2 human sex chromosomes.
able to form one type of sex cell only.
inheritance pattern of alleles of genes carried on one sex chromosome but not the other.
type of chromosome not involved in sex determination.
larger of 2 human sex chromosomes.
Carrier
???
female who is heterozygous for a sex-linked gene.
sex-linked condition where blood fails to clot properly.
relative number of males to females in a population.
gene present on the X chromosome but not on Y chromosome.
able to form 2 types of sex cell.
smaller of 2 human sex chromosomes.
able to form one type of sex cell only.
inheritance pattern of alleles of genes carried on one sex chromosome but not the other.
type of chromosome not involved in sex determination.
larger of 2 human sex chromosomes.
Haemophilia
???
female who is heterozygous for a sex-linked gene.
sex-linked condition where blood fails to clot properly.
relative number of males to females in a population.
gene present on the X chromosome but not on Y chromosome.
able to form 2 types of sex cell.
smaller of 2 human sex chromosomes.
able to form one type of sex cell only.
inheritance pattern of alleles of genes carried on one sex chromosome but not the other.
type of chromosome not involved in sex determination.
larger of 2 human sex chromosomes.
Heterogametic
???
female who is heterozygous for a sex-linked gene.
sex-linked condition where blood fails to clot properly.
relative number of males to females in a population.
gene present on the X chromosome but not on Y chromosome.
able to form 2 types of sex cell.
smaller of 2 human sex chromosomes.
able to form one type of sex cell only.
inheritance pattern of alleles of genes carried on one sex chromosome but not the other.
type of chromosome not involved in sex determination.
larger of 2 human sex chromosomes.
Homogametic
???
female who is heterozygous for a sex-linked gene.
sex-linked condition where blood fails to clot properly.
relative number of males to females in a population.
gene present on the X chromosome but not on Y chromosome.
able to form 2 types of sex cell.
smaller of 2 human sex chromosomes.
able to form one type of sex cell only.
inheritance pattern of alleles of genes carried on one sex chromosome but not the other.
type of chromosome not involved in sex determination.
larger of 2 human sex chromosomes.
Sex linkage
???
female who is heterozygous for a sex-linked gene.
sex-linked condition where blood fails to clot properly.
relative number of males to females in a population.
gene present on the X chromosome but not on Y chromosome.
able to form 2 types of sex cell.
smaller of 2 human sex chromosomes.
able to form one type of sex cell only.
inheritance pattern of alleles of genes carried on one sex chromosome but not the other.
type of chromosome not involved in sex determination.
larger of 2 human sex chromosomes.
Sex-linked gene
???
female who is heterozygous for a sex-linked gene.
sex-linked condition where blood fails to clot properly.
relative number of males to females in a population.
gene present on the X chromosome but not on Y chromosome.
able to form 2 types of sex cell.
smaller of 2 human sex chromosomes.
able to form one type of sex cell only.
inheritance pattern of alleles of genes carried on one sex chromosome but not the other.
type of chromosome not involved in sex determination.
larger of 2 human sex chromosomes.
Sex ratio
???
female who is heterozygous for a sex-linked gene.
sex-linked condition where blood fails to clot properly.
relative number of males to females in a population.
gene present on the X chromosome but not on Y chromosome.
able to form 2 types of sex cell.
smaller of 2 human sex chromosomes.
able to form one type of sex cell only.
inheritance pattern of alleles of genes carried on one sex chromosome but not the other.
type of chromosome not involved in sex determination.
larger of 2 human sex chromosomes.
X chromosome
???
female who is heterozygous for a sex-linked gene.
sex-linked condition where blood fails to clot properly.
relative number of males to females in a population.
gene present on the X chromosome but not on Y chromosome.
able to form 2 types of sex cell.
smaller of 2 human sex chromosomes.
able to form one type of sex cell only.
inheritance pattern of alleles of genes carried on one sex chromosome but not the other.
type of chromosome not involved in sex determination.
larger of 2 human sex chromosomes.
Y chromosome
???
female who is heterozygous for a sex-linked gene.
sex-linked condition where blood fails to clot properly.
relative number of males to females in a population.
gene present on the X chromosome but not on Y chromosome.
able to form 2 types of sex cell.
smaller of 2 human sex chromosomes.
able to form one type of sex cell only.
inheritance pattern of alleles of genes carried on one sex chromosome but not the other.
type of chromosome not involved in sex determination.
larger of 2 human sex chromosomes.
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