What Did a Study of Lab Animals Show About Marijuana

question 40

Multiple Choice

What did a study of lab animals show about marijuana and stroke?​

• A)Marijuana can decrease the damage that a stroke causes.
• B)​Marijuana increases the damage that a stroke causes.
• C)Exposure to marijuana increases the probability of having a stroke.​
• D)Exposure to marijuana makes strokes milder but more frequent.​

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Definitions:

Predation

One species captures, kills, and eats another.

Parasitism

Relationship in which one species withdraws nutrients from another species, without immediately killing it.

Species Richness

Of a community, the number of species.

Different Species

Distinct groups of living organisms that have evolved independently and can reproduce fertile offspring only within their own group.