Answer:
1st question is the rinsing hands for 20 sec with soap bc it has the less amount of substance left on it.
2nd question is to get more effective results
3rd is human error, and make sure to pay attention bc that messes up your results
Explanation:
hope this helps
Answer:
C. They are steroids
Explanation:
Steroids are lipid hormones and estradiol, which is also known as estrogen, and testosterone. These are sex hormones that are derived from cholesterol, so they are lipids and they share the same characteristics as well, being both fatt acid chains and are insoluble in water. Estrogen is the female sex hormone, while testosterone is the male sex hormone.
I think it's the thickness, area, high temperature and low temperature.
Answer:
C
Explanation:
Its that becuase it makes most sense