What is the structure that holds sister chromatids together? a. centriole b. spindles c. centromere d. chromosomes

C. Centromere.

Spindles make up fibers, chromosomes are apart of DNA, Centriole is in animal cells near the nucleus aids in the process of making spindle fibers in the cell division.

answer: if she breaths she a thho

explanation:

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)