Answer:
A cell is basically made of biological molecules (proteins, lipids, carbohydrates and nucleic acids). These biomolecules are all made from Carbon, hydrogen and oxygen. Proteins and nucleic acids have Nitrogen.
Explanation:
Answer: Option B
Explanation:
Usually in scientific experiments, at least one parameter is checked; here, the growth rate of wheat in two different conditions is being evaluated.
Hence, growth rate of wheat alone in pans A, B and C becomes the standard or referential control against which the experimental control (Wheat + clover) in pans D, E and F is evaluated, since both treatments are exposed to the same external conditions.
I hope this helps
"No service was too humble for him to perform" is the phrase in this excerpt from Ambrose Bierce's "An Occurrence at Owl Creek Bridge" that highlights the use <span>of everyday characters in realism. The correct option among all the options that are given in the question is the first option or option "A". I hope it helps you.</span>
Hope this helps good luck. Mark brainest
