The independent variable is the new plant food
The process of when a lake freezes in the winter and thaws in the spring without changing the size or shape is neither constructive or destructive! It's neither.
<span>The </span>spinal<span>nerve </span>exits<span> from the ventral root of the spinal cord.</span>
An animal is endothermic if it is able to maintain its temperature through bodily processes.
The control group is the one that won't receive fertilizer.