Genetic diagrams

Question 1

What genes you inherit, control ..

Answer 1

what characteristics you develop, different genes control different characteristics, some characteristics are controlled by a single gene.

However, most characteristics are controlled by several genes interacting

Question 2

Define allele

Answer 2

All genes exist in different versions called an allele

• You have 2 allele of every gene in your body - one on each chromosome of a pair

Question 3

Define homologous and heterozygous

Answer 3

If an organism has two alleles for a particular gene that are the same = homologous
If two alleles of a particular gene is different = heterozygous

Question 4

Define dominant allele and recessive

Answer 4

Allele for characteristic that’s shown = dominant allele
recessive = both alleles recessive

Question 5

Define genotype
Define phenotype

Answer 5

the combination of alleles you have
“Phenotype” refers to the observable characteristics of an organism as a result of the interaction between (genotype) and the environment.