I think it would be D a pure substance
Well, if you look at the scientific process, the first step is to have a question to base it on.
The answer is a trowel.
-Evidence—
•-A trowel is a small hand tool used for digging, applying, smoothing, or moving small amounts of viscous or particulate material. Common varieties include the masonry trowel, garden trowel, and float trowel.
Only DNA contains the base, thymine, which binds with adenine. Whereas RNA contains the base, uracil, which binds with adenine. Also the structure of their sugars are different: Deoxyribose, in DNA, contains one less oxygen than RNA's ribose sugar.
A patient is instructed not to have anything to eat or drink eight hours prior to surgery. when arriving to the preoperative holding area, the patient informs the nurse they ate eggs and toast about 2 hours ago. what is the best response by the nurse?
Let me check with the surgeon whether we need to reschedule.
