An example of a polygenic trait is

An example of a polygenic trait is; skin colour.

A polygenic trait is a trait whose phenotype (set of an individual’s physical characteristics) is influenced by multiple genes instead of just one gene. Polygenic traits express a continuous distribution and they include skin color, eye color, hair color, and height. Polygenic traits that are influenced by the environment are known as multifactorial.

the eggs of the insects should be the first thing collected at the scene.

false

it is because according to the process , scientific inquiry is a process with many steps because each step occurs to the scientist and if you just skip a step there would be no steps to scientific inquiry.