George is experiencing back pain. his doctor tells him the bones attached to his spinal column have become less dense. the doctor is referring to the aging process the settling process the process of physical decline the decline in bone formation

it could be the lumbar vertebrae, or the sacrum

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)