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Inheritance - Coggle Diagram
Inheritance
Gene
Allele
Recessive
tt
Dominant
TT
Tt
Different forms of the same gene
Occupy same relative positions on a pair of homologous chromosomes
Unit of inheritance born on partic. position of chromosome
*Small segment of DNA in a chromosome tht. codes for a polypeptide
Models
Punnett Square
Genetic diagram
Phenotype
Observable traits/physical characteristic
Influenced by genotype
genetic make-up of organism
inherited frm. parents
homozygous
TT
tt
2 alleles controlling trait are the same
heterozygous
Tt
2 alleles controlling same trait are diff.
Environment
