The blastocyst is comprised of three layers. which of these layers will develope onto digestive and respiratory systems?

How does alcoholics anonymous people deal with alcoholism? a. it holds meetings where alcoholics and their family members can gather and discuss how alcoholism affects their lives. b. it encourages alcoholics to commit themselves to sobriety by sharing their past experiences and future goals, c. it focuses on alcoholism as a physical disease, instead of a mental problem that can be cured with the right treatment.

Increased use of cocaine can reduce the period of stimulation. true or false

What are possible signs and symptoms of drug addiction? check all that apply. declining physical appearance and health failing to meet family, school, or work obligations needing less and less of a drug to get the same effect using drugs when there is no health benefit failing in attempts to stop using a drug stealing to get drugs