So the answer for (a) is basically the enzyme is breaking down the protein (which is the colored part) and this leaves the clear.
For the constants it would be the film and the temperature that the solution is at
For the final question, they could be improved by using more data and multiple trials
All of the above- 1, 2, and 3 These introduce variation into the chromosome or into the zygote and create cells and offspring unique from the parents.
Dissecting microscopes used for the observation of larger objects and u can get a magnification of less than 100x.
<span>Dissecting microscopes are most often used by plant biologists
IM NOT VERY SURE</span>