Jordan has an organic garden. he is designing an experiment to determine if a mineral-oil bug spray made of garlic and habanero peppers is more effective on japanese beetles than one made with just garlic. how could jordan improve his plan for the experiment as outlined below?

1. prepare bug sprays—being sure to document ingredients in each type.
2. determine which plants will be sprayed and section off two groups.
3. spray every morning at 8: 30 a. m.
4. record number of beetles on each group at the same times every day.
5. record significant rain or weather events that may affect application of the sprays.
6. photograph damage on both groups of plants at the end of the trial.

a. he should account for all the beneficial insects he accidentally kills.
b. he should include a control group which receives no spray.
c. he should prepare several variations on each spray's recipe.
d. he should remove all living beetles after each counting.

Nucleic acid certain protein cell membranes certain carbohydrates

How have high taxes on tobacco products impacted the number of people who use them? a. the number of tobacco users has increased. b. the number of tobacco users has decreased. c. the number of tobacco users has not changed. d. the number of adolescent tobacco users decreased, while the number of adult users increased

Hurry i need your (100 points) 1) what are the responsibilities of the region of the brain highlighted below? (picture located below) the highlighted portion is at the rear base of the brain, behind the brain stem. regulating homeostasis, hunger and eating, thirst and drinking, and many other functions of basic survival. coordinating movement and balance by using information from sensory nerves, including hand-eye coordination. controlling voluntary body movements, processing information from sense organs, thoughts, and learning abilities. regulating important involuntary bodily functions such as blood pressure, heart rate, breathing, and swallowing. 2)which of the following systems or structures is correctly paired with its function? neurons - brain cells that control thoughts, calculations, and memory cerebral cortex - portion of the brain that controls involuntary body movement peripheral nervous system - carries impulses to and from the central nervous system central nervous system - carries information from the nerves to the muscles and glands