Answer:The digestive and excretory systems work together to get the nutrients needed from food and then release waste products. If the waste products of food are not removed, they can cause pain and discomfort.
Explanation:
PRESS THE CROWN
The correct answer is light microscope.
The light microscope uses a series of lenses. These lenses produce an image in combination. The position of the lenses is present in such a way that the final image formed by the combination is highly magnified and result in the increasing magnification of the object placed under the microscope. The simple microscope use only a single lens.
The answer is litter carbon dioxide bubbles
I hope that helped
Answer:
The Independent or Manipulated Variable
Explanation:
The Independent or Manipulated Variable is the variable that is changed by the researcher. The Dependent or Responding Variable is the result of that change.