Organism and organ system
The answer in which is likely to get you a positive score is D.
Cardiovascular diseases are impairments and complications that occur within the heart and/or blood vessels of the circulatory system. Now, many factors are believed to cause this condition which are stress, unhealthy lifestyle, and others. Thank you for your question. Please don't hesitate to ask in Brainly your queries.
Each cell in the human body contains about 25,000 to 35,000 genes.
They are different because they use different frequency