Like what is that step by step explanation
Answer:
Fish is a species that has a spine. Although other species in that list have spines, fish is a representative vertebrate example when learning about them.
Explanation:
A vertebrate is a species that has a spine / multiple vertebrae.
<em>(I'm sorry if this was not the answer you're looking for)</em>
Answer:
D making a conclusion as they are telling you what they found
The first organisms to grow in new or disturb areas is called pioneer species.
Gametes
gametes is another word for sex cells