A mutation is a change in trait. For example people who are lactose intolerant are normal, but people that can can drink milk without a problem have mutated. Hopefully this makes sense and helped.
1. Inflammation
2. Antibody
3.Thrombin
4. B cells are activated and release antibodies.
Photo synthases is the correct answer <span />
Answer:
They are unicellular
Explanation:
All plants beside seaweed (algae) are multicellular; they are made up of more than one cell.
Seaweeds are unicellular; they are made up of only one cell.
3rd and 4th awnsers are correct