Answer:
D I guess because grinding optical glass and for polishing metals and has also been made into sandpapers and grinding wheels.
Answer:
the pH
Explanation:
The condition that should not be kept the same in each of the five test tubes is the pH.
Since <u>the aim of the experiment is to investigate the effect of pH on the activity of the lipase enzyme</u>, the pH is, therefore, the <em>independent variable</em>. Thus, it must be controlled or varied in all the test tubes in order to see its effect on the activity of the enzyme, which, in this case, would be the dependent variable.
Either A or C, however I lean towards C more.
D is obviously not the correct answer as Social Media is typically fairly biased while B is able to be edited by the public.
Hope this helps!
Answer:
The Movement is called Migration.
Explanation:
Migration is an important component of Population growth. Migration is the movement of individual organisms into, or out of, a population.Migration affects population growth rate. Migration can be of two types- Immigration and Emigration. Immigration can be described as the movement of individual into a population from other areas. This increases the size of a population and helps in growth. Emigration can be described as the movement of individual out of population.
