The answer is B.
A- it’s hotter, why do you need to see?
B- this regulates body temperature
C and D don’t have anything to do with higher temperatures.
I hope this helps!
Answer:
The correct answer is -
the independent variable - if fertilizer added or not,
the dependant variable - the height of the plant and
the standardized variable - 200ml water
Explanation:
In this study, the student wanted to see the effect of the fertilizer on the growth of the plant so the independent variable is the treatment of the fertilizer as manipulated or the independent variable is the factor which is affected or changed purposely during an experiment while other variables remain constant.
The dependent variable is the factor that is based or depends on the independent variable and measured to see the effect which is the height of the plants in this case.
The standardized or the control variable is the variable that remains constant throughout the experiment, 200 ml water treatment is the control variable in this experiment.
Answer:
- bioremediation does not work well in areas where soils have a high day content, making them relatively impermeable
Explanation:
I believe it is amino acids?
Each person’s DNA is unique.Scientists use variable regions in DNA to create DNA profile.<span>DNA samples can be taken from blood, bone, hair, or other body tissues and
products.</span>DNA from a crime scene can be compared to DNA from a suspect.DNA typing can be used to solve old cases. this is what you need to write.
