21 BMI is considered underweight
3 quarters (75 cents) 1 dime (10 cents) 2 pennies (2 cents) 75+10+2=87 | 6 coins
Or, with half dollar coins:
1 half dollar coin (50 cents) 1 quarter (25 cents) 1 dime (10 cents) 2 pennies (2 cents) 50+25+10+2=87 | 5 coins
Answer:
Often used on the go, hand sanitizers contain ethyl alcohol, isopropyl alcohol or both to kill bacteria and viruses on your hands. Alcohols have long been known to kill germs by denaturing the protective outer proteins of microbes and dissolving their membranes.
Explanation:
Answer: Control group
Explanation:
Control group is a group which is used as a benchmark or standard for comparison of the changes that occur in the dependent or experimental variable. This group does not receive any treatment in the experiment but only kept for the purpose of comparison with other variables.
In the given study, the use of the group that does not take the drug is the example of the control group.
