What is the best description of the word 'recessive' as it is used in biology? A. Having two identical versions of an allele in a cell.
B. An allele that is always expressed, even if there is only one copy in a cell.
C. An allele that induces reclusive behavior in an organism.
D. An allele that is only expressed if two versions of it are present in a cell.
boil

An allele that is only expressed if two versions of it are present in a cell.

boil

eukarya because is is like alche and b is bacteria and d is animals

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)