The right answer is it can be influenced by lifestyle factors.
Noncommunicable diseases - or chronic diseases - are long-term diseases of generally slow evolution. The 4 main types of noncommunicable diseases are:
* Cardio-vascular diseases (or heart diseases)
* cancers
* Chronic respiratory diseases (COPD and asthma)
* Diabetes
Noncommunicable diseases, or NCDs, are by far the leading cause of death in the world, accounting for over 63% of all annual deaths.
When a Stickleback fish feels threatened, it will flare out its pair of pelvic spines and three dorsal spines, making it difficult for predators to swallow them.
