Answer:
The Answer is A
Explanation:
phycoerythrin is the pigment that gives red algae its color.
Answer:
d) levels of nitrate pollution in local waterways
Explanation: This type of data can be expressed and measured numerically.
No, not every scientific method begin with an observation. on basis of what we want, steps for scientific method changes.
And in scientific method before observation, first we predict (what will happen in the experiment). after prediction we observe. Prediction is known as hypothesis. And observation is what we are viewing.
Considering that the roots are a form of biological weathering (so/thus) erosion (from/due to) changing weather also (disintegrates/breaks down)the rock.
Photosynthesis is the process in which light energy of the sun is converted to chemical energy. ... The oxygen so released is used in the respiration process to break down complex molecules (generated in photosynthesis) and releases energy in the form of ATP (adenosine triphosphate) molecules.
