Acts as a barrier, blocking many pathogens from entering the body.
a.
skin
b.
platelets
c.
white blood cells

Could someone me? it's about drink looking at the effects and consequences of illegal drinking, what advice would you give an 11-year-old brother or sister? list at least three effects/consequences, and be specific by using examples.

Which example is a indication of stress a. becoming more alert b. narrowing air passages c. slowing down if the heartbeat d. decreasing blood sugar with adrenaline

When trimming plants and vines: a. burn all the poisonous plants b. touch poison oak and poison sumac with your bare hands c. wear gloves d. cut as quickly as possible