Answer:
Option (2).
Explanation:
Ames test is used to identify the mutageneicity of the compound. The bacteria are treated with chemicals in the nutritive environment to determine whether the substance can acts as a mutagen or not.
The bacteria that can restore the biosyntheic activity in the environment can be considered as mutagen. The mutant bacteria can be easily identified in the Ames test.
Thus, the correct answer is option (2).
1. Moro Gulf earthquake (1976)
2. Luzon earthquake (1990)
3. Casiguran earthquake (1968)
4. Mindoro earthquake (1994)
5. Bohol earthquake (2013)
The actively dividing cells, or meristems, control plant growth. Primary (apical) meristems, the dividing tissue at the tips of the roots, grow longer roots, and secondary meristems, the dividing tissue seen in the cross-sections, grow thicker roots.
Answer:
( A. joints between long bones )
Multicellular organisms arose from E<span>ukaryotes, a single celled organism.</span>
