Marijuana smoke and tobacco smoke both contain dangerous substances known as
a. carcinogens.
b. stimulants.
c. hallucinogens.
d. depressants.

Use the list below to answer the question: abnormal behavior criteria: • ? • distressing • dysfunctional to be diagnosed with a disorder, an individual must exhibit behavior that meets three criteria. what term completes the list? a. deviant b. diagnosed c. disturbing d. disabled (i think it’s disturbing but i’m not sure! if you know the answer pls comment and i’ll give brainliest if right)

Which of the following represents a difference between viruses and viroids? a) viruses infect many types of cells, whereas viroids infect only prokaryotic cells.b) viruses have capsids composed of protein, whereas viroids have no capsids.c) viruses have genomes composed of rna, whereas viroids have genomes composed of dna.d) viruses cannot pass through plasmodesmata, whereas viroids can.

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the dependent variable in galileo's experiment?