LIFE SCIENCE

Detailed explanation-1: -Antibiotics are medicines that fight bacterial infections in people and animals. They work by killing the bacteria or by making it hard for the bacteria to grow and multiply. Antibiotics can be taken in different ways: Orally (by mouth).

Detailed explanation-2: -Some, such as penicillin, kill bacteria by destroying the bacterial cell wall. Others, such as tetracycline, interfere with the ability of bacteria cells to reproduce or make proteins or nutrients they need to survive.

Detailed explanation-3: -Antibiotics are used to treat or prevent some types of bacterial infection. They kill bacteria or prevent them from reproducing and spreading. Antibiotics aren’t effective against viral infections. This includes the common cold, flu, most coughs and sore throats.

Detailed explanation-4: -Antibiotics Seek Out Bacterial Cells Antibiotics work by affecting things that bacterial cells have but human cells don’t. For example, human cells do not have cell walls, while many types of bacteria do. The antibiotic penicillin works by keeping a bacterium from building a cell wall.

Detailed explanation-5: -Antibiotics do kill specific bacteria. Some viruses cause symptoms that resemble bacterial infections, and some bacteria can cause symptoms that resemble viral infections. Your healthcare provider can determine what type of illness you have and recommend the proper type of treatment.