Ineed with the independent variables. (this isn't biology, but they didn't have a normal science category.)

Explanation:

The independent variable is the variable in the experiment that is deliberately changed.

1. The independent variable is the use of a calculator- Some used calculators, others didn't. This variable will affect the results. For example, it would be expected that the students who used calculators would perform better.

2.The independent variable is the age of the students.

3.The independent variable is the use of vocabulary flash cards.

cell regulation is conducted by special proteins.

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

i hope this