1. C
2. A
3. C
4. B
I think lol
cells have many structures inside of them called organelles. these organelles are like the organs in a human and they help the cell stay alive. each organelle has it's own specific function to help the cell survive. the nucleus of a eukaryotic cell directs the cell's activities and stores DNA.
B). Using improper body piercing methods
Using improper piercing (and tattooing) methods can lead to serious infection along with not taking proper care of the pierced area.
Answer:
The common cold is an infection of upper respiratory tract including your throat and nose.
The condition of common cold is mostly harmless and it lasts for two weeks. Symptoms of common cold include fever, sneezing, runny nose, and congestion.
A common cold is caused by different types of viruses, at least 200 viruses are present that causes common cold and they also change over the time. That is why a person do not gain immunity towards common cold, as every time a new virus infects the person.
