3.7.1 - Inheritance Flashcards
1
Q
genotype
A
the genetic constitution of an organism
2
Q
phenotype
A
the expression of the genetic constitution of an organism and its interaction with the environment
3
Q
In genetic crosses, the observed phenotypic ratios obtained in the offspring are often not the same as the expected ratios. Suggest two reasons why.
A
- small sample size
- random fertilisation of gametes
- linked genes
- epistasis
- lethal genotypes
