Plant cells have cell walls and vacuoles.
The cell wall and the vacuole is what keeps the plant standing up.
The cell wall is a rigid layer outside of the cell.
The vacuole is a space within the cell that contains water. When the plant has a lot of water, it will be rigid and stand up right. If you do not water your plant well, the plant may lose its rigidity.
The answer is B. A dependent variable is one that varies according to the modulated independent variable. In this case, the independent variable is A -‘The amount of Drug x given to the mice’ since it is the one that is being controlled in the experiment.
The answer to the question stated above is letter D. more;higher.
Clouds act in much the same way as high humidity in Earth's atmosphere. The presence of clouds means moist, humid, atmospheric conditions. This promotes<span> greater (more) heat retention, and higher nighttime temperatures, than on a clear, dry night.
</span><span>
</span>
Lysosome, Mitochondria, Nucleus, Vacuole, Endoplasmic Reticulum
Answer:
evolution is not part of modern biological science