The first question is B. false, The answer to the second question is stolon.
The answer is C, modifying, sorting, and packaging proteins
The answer would be A, a system because all the others are just again parts of a system.
Answer:
Explanation:
Are you looking for sources of error? You'd need to evaluate the procedure itself. More info on this would be helpful!
Some common sources of error are ...
- Lack of temperature control (fixed by monitoring with thermometer, using a hot plate)
- Human traffic in room disrupting fine powders, etc. (decrease number of participants in room)
- Evaporation of substances over extended periods of time affecting yield