Answer:
<u>Dichotomous keys help evolutionary biologist because dichotomous keys consist of series of statement which provide choices and act as scientific tool that helps to identify the unknown organisms of different family. These keys are mostly used to identify species of plants and animals based on their characteristics so that these species could be categorized into particular groups.</u>
:))
Answer:
Emotions and anxiety can raise your heart rate, Body Temperature: If you become too hot or too cold your body senses a thermal stress load, The terrain, Wind, Dehydration, Diminishing glycogen stores — your muscles primary fuel source.
Explanation: