Answer: An independent variable, sometimes called an experimental or predictor variable, is a variable that is being manipulated in an experiment in order to observe the effect on a dependent variable, sometimes called an outcome variable.
Explanation: Hope this helps :)
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).
Any formation in which groundwater rises on its own, under pressure, is called artesian well.
Answer:
b. starch
Explanation: starch is the end product of carbohydrate that is made up of two molecule; amylose and the amylopectin.
Macromolecule are large molecule consisting of a long chain of monomers that are joined or linked together. examples include protein,nucleic acid,amino acids.
Answer:because it stuck in the glacier so it can’t go anywhere
Explanation: