The model shows a portion of a DNA strand. Which base pair sequence below best corresponds with the nucleotides provided?

From top to bottom the answers are: T,C,A,G

Explanation:

Due to the rule, A is always paired with T and vise versa, and G is always paired with C and vise versa

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)