Drugs focus on efforts to change the concentration of neurotransmitters in the brain. which of the following is the correct answer
a. anti-anxiety
b. mood stabilizer
c. antidepressant

1. a host loses nutrients to a parasite

2. a parasite only benefits when the host is alive (cause if the host dies the parasite dies with it )

3. producers to consumers

4. the tapeworm is a parasite

5. they convert energy from the sun (photosynthesis)

6. sunflower-robin (i think im 80% sure)

7. producer

8. consumer

9. prey

10. fresh water snails ( cause the green algea is the producer and the snails are the primary consumers and the small fish consumer so is the big fish)

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.