In monochromacy, the cone absent is:
Correct answer: C. Red green
- A. Red yellow
- B. Blue green
- C. Red green
- D. Red blue
Explanation
A monochromat can perceive one colour. Monochromacy is true colour-blindness. Blue cone monochromacy is an X - linked recessive trait in which both red and green cone cells are absent.
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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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