In what Century did people learn how traits pass from one living being to its
descendants?

It started in the 17th century and it grew towards the 18th century.

Heredity, also called inheritance or biological inheritance, is the passing on of traits from parents to their offspring; either through asexual reproduction or sexual reproduction, the offspring cells or organisms acquire the genetic information of their parents. Through heredity, variations between individuals can accumulate and cause species to evolve by natural selection. The study of heredity in biology is genetics.

Explanation:

hewo hru ༼ つ ◕_◕ ༽つ❤❤~ I hope this helps~❤❤ლ(╹◡╹ლ)

the answer to fill in the blank in this question would be the word resource, it is defined as the money, material or people (since human resource is a very valuable good) that a company or a person has at disposition (meaning they can use the resource as they see fit), to be able to complete a task or achieve a goal.  

a

explanation: