C) lipids contain more energy than carbohydrates because they contain more carbon to hydrogen bonds to release energy when broken
If the cell is green, that would mean that it contains the pigment of chlorophyll (suggesting that it is a plant cell). In addition, a rigid cell wall means the cell is part of a stronger structure, so it is likely a plant cell.
Chesapeake bay is an area that has suffered from overharvesting and eutrophication. Eutrophication is an enrichment of water by nutrients salts that causes structural changes in the ecosystem such as increased formation of algae and aquatic plants, depletion of fish species among other effects. The greatest source of nitrogen and phosphorus in a Chesapeake bay is agriculture
He/she would be able to conclude that due to the lack of uracil and presence of double strands that the molecule is DNA and not RNA.
B) Octopuses ability to squirt ink