The nucleus is the control center of the cell, it also contains the DNA of the cell.
Answer:
A
Explanation:
it is the formation of new memories and also associated with learning and emotions.
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When you do that the fish will die. That is because it will take too much water in it and die from it, or rather, the fish's cells will take too much water in.
The right answer is A.
Insecticides are active substances or phytosanitary preparations with the property of killing insects, their larvae and / or their eggs. They are part of the family of pesticides, themselves included in the family of biocides, both of which are regulated in Europe by specific directives.
Some pestiids such as organoclorides are broad-spectrum, ie they act on several insects at the same time (whether they are good or bad).
