Question

how do specific traits or appear in organisms

Answer 1

Scientists first discovered chromosomes in the nineteenth century, when they were gazing at cells through light microscopes. After a long period of observational studies through microscopes, several experiments with fruit flies provided the first evidence.

Answer 2

Personality traits reflect people's characteristic patterns of thoughts, feelings, and behaviors. Personality traits imply consistency and stability—someone who scores high on a specific trait like Extraversion is expected to be sociable in different situations and over time.