Answer:
Yes.
Explanation:
If the graph line comes lowers from 1999 to 2013 so it means that steps taken by the EPA and the factories were effective in reducing air pollution. The steps taken by the EPA and the factories were effective in reducing air pollution occurs from two pollutants i. e nitrogen oxides (NOx) and sulfur dioxide (SO2) if they install chimneys which collect these gases and reduce pollution. if the factories uses coal having less concentration of sulphur so less air pollution occurs.
Answer:
Abiotic is basically a non living factor so the answer is
D. Sunlight, temperature , conductivity, dissolved oxygen.
All other options contain one biotic or living factor like algae, star fish and crabs these aren't Abiotic.
Multicellular organisms arise in various different ways, for example by cell division or by aggregation of many single cells.
Typical methods of classroom scientific communication depending on the level of study could include a range of these activities which have been listed in the answers. However, at the elementary, middle, and high school levels it would be safe to argue that the typical methods of communication are B) lectures, lab reports, term papers, and poster presentations. At higher levels would some of the other methods of communication be used such as scientific journals, oral presentations, lectured, conferences, etc.
Answer:
A. Transcription
Explanation:
Transcription comes first in the process of protein synthesis.
