3 years ago

A kind of variable that a researcher purposely changes in an investigation is...

Biology

2 answers:

RUDIKE [14]3 years ago

7 0

The independent variable, because the I.V. is what you wil change throughout your experiment.

loris [4]3 years ago

6 0

The variable that researchers manipulate is the independent variable.

The reason for this is because in experiments different manipulations are often introduced. The sole purpose of these manipulations is to see whether they will affect our independent variable and if they will change its value.

You might be interested in

Energy is always required to force molecules to move from areas of high concentration to areas of low concentration. true or fal

Arte-miy333 [17]

<span>The answer to your question is false</span>

4 0

3 years ago

a compost bin is full of vegetable peeling, moldy fruits and grass clipping. Which micro organism help this materials to decompo

Fynjy0 [20]

Answer:

Bacteria play an important role in decomposition of organic materials, especially in the early stages of decomposition when moisture levels are high. In the later stages of decomposition, fungi tend to dominate. Bacillus subtilis and Pseudomonas fluorescens are examples of decomposer bacteria.

Explanation:

If you like my answer than please mark me brainliest thanks