The effects of exercise on heart rate can be studied by analyzing the number of heart pumps according to physical exercises, while control variable is room temperature.
<h3>What is an independent variable?</h3>
An independent variable is any variable that isn't changed along the experimental procedure, while the dependent variable is modified by the conditions.
The sample size must be statistically significant (N sample size higher than 50 individuals) and a number of trials at least two to compare results.
In conclusion, the effects of exercise on heart rate can be studied by analyzing the number of heart pumps (dependent variables) according to physical exercises (independent variable), control variable is room temperature.
Learn more about independent variables here:
brainly.com/question/82796
#SPJ1
Answer:
The main difference between mitosis and meiosis is that meiosis is the division of sex cells and mitosis is the other cells in the body
Explanation:
the answer is decomposition.
Answer:
My best guess would be RR and rr
