Question

Explain the relationship between a chromosome and genes?

Answer 1

Explanation :

1. Chromosomes are chromatin-based structures. Chromatin is the DNA threads that condense to form chromosomes.
2. A segment of a DNA molecule (a sequence of bases) that codes for a specific protein and determine an individual's traits (phenotype). In a living organism, a gene is the basic unit of heredity.
3. Genes are the units of heredity and are responsible for the characteristic features.
4. A gene may have various alternative expressions called alleles