Answer:
Genes, chromosomes, and nucleus
Answer:
Microevolution refers to evolution at or below the species level.
Explanation:
- If the change occurs in the short period span of time within the specific species then this type of change is refereed to as the micro evolution.
- Micro evolution is occurred in between small group of animals or species.
- If the evolution is expanded to community or large population it is not considered as a microevolution.
- Microevolution may be caused due to mutation, selection, gene flow and genetic drift.
Lightweight beaks, heavy teeth, stability in flight
