Which of the following statements is true?

a) acquired mutations are passed down from parent to offspring.
b) mutations are the only way to add new genes to a gene pool.
c) hereditary mutations are caused by external factors, such as radiation.
d) only somatic mutations are important to evolution because they can be inherited.

it's either b or a I just studied this I believe its b though I know it's not d becuade hereditary mutations are passed dow. from parents not outside sources and it's not d because it's not true

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)