14. Dermis
15. Chemical
17. Virus
18. Antibodies
19. Gas exchange
20. Ligament
Hope this helps!
Answer:
air
Explanation: without air you can cant even live
Answer:
The correct answer is C. differentiation.
Explanation:
Cell differentiation is a process via which generic embryonic cells are transformed into specialized cells through a process of gene expression. Certain signals from inside and outside our body initiates gene expression.
Cell differentiation occurs at various stages of development, which causes the size and the shape of the cell to change dramatically.
Importance of cell differentiation:
- Plays vital role in embryonic development
- Helps in developing organisms throughout their life
Organism, population, community, ecosystem, biosphere
