Answer:
Hi There! :P
Explanation:
A controlled experiment is simply an experiment in which all factors are held constant except for one: the independent variable. A common type of controlled experiment compares a control group against an experimental group. All variables are identical between the two groups except for the factor being tested.
<em>happy to help!</em>
Octopus and squid have chemoreceptors on their tentacles. The correct option is the third option.
<span>Stamen produces pollen so the best answer is stamen.
I hope it helped :)</span>
<span>This is called creative non-adherence. This happens when someone makes a change or supplements something rather than following the exact prescribed treatment or regimen that they were given. They often make these decisions based on their own thoughts or theories about the illness or disorder or even about the treatment.</span>