Answer:
6) theory
7) "lithosphere" (land), "hydrosphere" (water), "biosphere" (living things), and "atmosphere" (air)
8)?
9) steepness
10)7.5-minute or 1:24,000-scale
Answer:
C. Cambrian
Explanation:
The Cambrian Period marks an important point in the history of life on Earth; it is the time when most of the major groups of animals first appear in the fossil record.
Answer:
The virus is existing as a prophage.
Explanation:
The prophage is formed when there is formation of plasmid or insertion of chromosome. This prophage is linked with lysogenic conversion.
Note that, when an organism is able to survive in their host through the integration of their DNA to the chromosome of the host is known as the lysogenic conversion.
Answer:
Angle of isolation.
Explanation:
If the Earth was flat all the rays would strike it at 90 degrees.