Answer:
I think she should try the experiment one set with fertilizer, and one without. The negative control group would be the set of rose bushes grown without the fertilizer, but under the exact same conditions as the experimental group. Then, if a difference is seen you can be sure it's accurate, since you tested with and without fertilizer under the same conditions. Sorry if i am wrong, I am not completly sure about this one. Again I might be wrong so sorry in advance.
The upper (landward) end of the intertidal zone, dominated by barnacles, limpets, chitons, and other encrusting species; The mid-intertidal zone, where fucoid algae and mussels provide structure and habitat; and. The low-intertidal zone is made up of kelps, fleshy seaweeds, and seagrasses.
Answer: it would be bricks and rock salt
Explanation:<3 tell me if im right .
Answer:
The four bases A, T, C and G make up the genetic code. The base sequence determines amino acid sequence in protein. Messenger RNA (mRNA) is a molecule which carries a copy of the code from the DNA, in the nucleus, to a ribosome, where the protein is assembled from amino acids.
Explanation:
