DENDROLOGY

Detailed explanation-1: -Genetics is the scientific study of genes and heredity-of how certain qualities or traits are passed from parents to offspring as a result of changes in DNA sequence. A gene is a segment of DNA that contains instructions for building one or more molecules that help the body work.

Detailed explanation-2: -Genetics is the study of how heritable traits are transmitted from parents to offspring. Humans have long observed that traits tend to be similar in families. It wasn’t until the mid-nineteenth century that larger implications of genetic inheritance began to be studied scientifically.

Detailed explanation-3: -Heritability is a measure of how well differences in people’s genes account for differences in their traits. Traits can include characteristics such as height, eye color, and intelligence, as well as disorders like schizophrenia and autism spectrum disorder.