<u>Answer:</u>
<em>A constant is something whose value cannot be changed and is used for comparison purpose. </em>
<u>Explanation:</u>
The controlled variable is a type of variable whose value is kept constant during the experiment to get the desired or expected result. The difference between constant and a control variable is that the constant can never be changed.
However, the value of control variable can be changed but is kept constant with a purpose in an experiment to get the data. The controlled variable in a battery can be the multi meter that should be used for all the batteries.
A tarsier, although a primate, is not an anthropoid. Examples of anthropoids are humans, orangutans, and gibbons. The speciation that happened between the small primate and the anthropoids was 65 million years ago. It was during that time that the common ancestors of all primates were still alive.
Just so you know it’s a blank picture