Smoking does not cause healthy lungs.
Hence, D option is correct.
To know more about smoking here
A. Earlier intervention
C. The development of new vaccines
D. Education through social media
There are numerous prophylactic measures that can prevent the spread of disease. You may have heard some of them yourself like washing your hands regularly and covering your nose when sneezing. However, you need to be aware of other measures that are equally effective in preventing disease from spreading, such as:
A Bursectomy is the removal of a bursa, which is a small sac filled with synovial fluid that cushions adjacent bone structures and reduces friction in the joint movement.
chelbl h amba shorh udhis
The cloning of a human embryo and successful face transplants were the breakthroughs of the 21st century.
The microscope was invented in the late 16th century.
The association between microbes and diseases was established in the pre-19th century.
The classification of blood into groups was in 19th century.
The smallpox vaccine was invented in 19th century.
The answer is: A. Alveoli.