Answer:
Perhaps try adding a conflict? If a story's all happy-go-lucky, it won't draw the reader's interest. For example,
- Sabotage by a so-called friend
- Becoming I'll
- Group Project
- Being given an assignment that you're scared to do (for example, public speaking.
Answer:
Chronic bronchitis might lead to other diseases because it weakens your immune system and makes it easier to catch diseases and harder to fight them off.
Population bottlenecks. but their genes still carry the marks of this bottleneck: they have much less genetic variation than a population of southern elephant seals that was not so intensely hunted.
Answer:
When light energy is absorbed by a chlorophyll molecule its electrons gain energy and move to higher energy levels in the molecule
