What is the process of exposing animals to caring human contact

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species

Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."

Aplant may open end close its stomata to prevent excess water loss and maintain