If the alterations involve only one or a few base pairs in the coding sequence they are called:
Correct answer: D. Point mutation
- A. Chromosomal mutations
- B. Mega changes
- C. Chromosomal aberrations
- D. Point mutation
Explanation
As it occurs at nucleotide level or molecular level and is called point mutation or molecular mutation of gene mutation.
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About Inheritance
Mendel's laws explain segregation, independent assortment and the prediction of genetic ratios using alleles, genotypes and phenotypes. The chapter also covers linked genes, recombination and crossing over during meiosis, then applies pedigree reasoning to X-linked recessive traits, which show different inheritance patterns in males and females.
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