When skeletal muscle cells undergo anaerobic respiration, they become fatigued and painful. this is now known to be caused by
a) buildup of pyruvate.
b) buildup of lactate.
c) increase in sodium ions.
d) increase in potassium ions.
e) increase in ethanol.

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)

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