Marijuana increases heart rate by percent shortly after smoking; this effect can last up to 3 hours.
a. 50
b. 75
c. 20-100
d. 10

What is 5 questions you should ask yourself when trying to tell if a health resource is reliable

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.

What type of media messages might be found at sporting events? how might they influence your health? justify your response using two or more complete sentences.