D. Producers provide primary consumers with the chemical energy
they need
They are in algebraic I think
As an example I will tell you how to extract DNA from peas
1. Blender insanity
<span>The blender separates the pea cells from each other, so you now have a really thin pea-cell soup
</span>2. Soapy peas
3. Enzyme Power
4. Alcohol Seperation
Answer:
B. Amplitude: 30cm; wavelength: 110cm