Presentation is loading. Please wait.

Presentation is loading. Please wait.

THE MONOHYBRID CROSS FOLLOWING THE INHERITANCE OF ONE TRAIT.

Similar presentations


Presentation on theme: "THE MONOHYBRID CROSS FOLLOWING THE INHERITANCE OF ONE TRAIT."— Presentation transcript:

1 THE MONOHYBRID CROSS FOLLOWING THE INHERITANCE OF ONE TRAIT

2 TODAY’S BIG WORDS MONOHYBRID ALLELE DOMINANT RECESSIVE HOMOZYGOUS HETEROZYGOUS GENOTYPE PHENOTYPE

3 CROSSING TWO PLANTS SHORTTALLX ALL TALL PARENTS OFFSPRING

4 TODAY’S BIG WORDS MONOHYBRID – Following one trait ALLELE DOMINANT RECESSIVE HOMOZYGOUS HETEROZYGOUS GENOTYPE PHENOTYPE

5 ADD THE SYMBOLISM SHORTTALLX ALL TALL PARENTS OFFSPRING TTtt Tt

6 EGGS AND POLLEN??? SHORTTALLX ALL TALL PARENTS OFFSPRING TTtt Tt Tt GAMETES

7 TODAY’S BIG WORDS MONOHYBRID – Following one trait ALLELE – One form of a gene DOMINANT RECESSIVE HOMOZYGOUS HETEROZYGOUS GENOTYPE PHENOTYPE

8 TODAY’S BIG WORDS MONOHYBRID – Following one trait ALLELE – One form of a gene DOMINANT – Trait that always shows up RECESSIVE HOMOZYGOUS HETEROZYGOUS GENOTYPE PHENOTYPE

9 TODAY’S BIG WORDS MONOHYBRID – Following one trait ALLELE – One form of a gene DOMINANT – Trait that always shows up RECESSIVE – Trait that can hide HOMOZYGOUS HETEROZYGOUS GENOTYPE PHENOTYPE

10 THE PUNNETT SQUARE GAMETES GO HERE

11 THE PUNNETT SQUARE OFFSPRING GO HERE

12 THE PUNNETT SQUARE TT tTt t

13 TODAY’S BIG WORDS MONOHYBRID – Following one trait ALLELE – One form of a gene DOMINANT – Trait that always shows up RECESSIVE – Trait that can hide HOMOZYGOUS – Has the same alleles HETEROZYGOUS GENOTYPE PHENOTYPE

14 TODAY’S BIG WORDS MONOHYBRID – Following one trait ALLELE – One form of a gene DOMINANT – Trait that always shows up RECESSIVE – Trait that can hide HOMOZYGOUS – Has the same alleles HETEROZYGOUS – Has different alleles GENOTYPE PHENOTYPE

15 CROSSING TWO OFFSPRING TALL X ??????? PARENTS OFFSPRING

16 EGGS AND POLLEN??? TALL X PARENTS Tt Tt GAMETES tT

17 POTENTIAL FOR DIFFERENT OFFSPRING TALL X PARENTS OFFSPRING Tt Tt GAMETES tT TTTALL

18 POTENTIAL FOR DIFFERENT OFFSPRING TALL X PARENTS OFFSPRING Tt Tt GAMETES tT TtTALL

19 POTENTIAL FOR DIFFERENT OFFSPRING TALL X PARENTS OFFSPRING Tt Tt GAMETES tT ttSHORT

20 THE PUNNETT SQUARE Tt T t

21 Tt TTTTt t tt

22 TODAY’S BIG WORDS MONOHYBRID – Following one trait ALLELE – One form of a gene DOMINANT – Trait that always shows up RECESSIVE – Trait that can hide HOMOZYGOUS – Has the same alleles HETEROZYGOUS – Has different alleles GENOTYPE – GENE TYPE (the letters) PHENOTYPE

23 TODAY’S BIG WORDS MONOHYBRID – Following one trait ALLELE – One form of a gene DOMINANT – Trait that always shows up RECESSIVE – Trait that can hide HOMOZYGOUS – Has the same alleles HETEROZYGOUS – Has different alleles GENOTYPE – GENE TYPE (the letters) PHENOTYPE – WHAT IT LOOKS LIKE

24 PHENOTYPES Tt T TT tall Tt tall t Tt tall tt short

25 GENOTYPES Tt T TT Homozygous dominant Tt Heterozygous t Tt Heterozygous Tt Homozygous recessive


Download ppt "THE MONOHYBRID CROSS FOLLOWING THE INHERITANCE OF ONE TRAIT."

Similar presentations


Ads by Google