Answer:
Explanation:
Coronavirus is mutating because as more people are getting the virus, that gives that virus a change to mutate and form a different strand. When a virus hijacks a person cells, it causes that cell to start producing the DNA of the virus, but because human cells where not made to produce the DNA of a virus, mistakes happen, thus slightly changing the DNA of the virus which can then cause a new strand of the virus to appear.
Answer:
Na and K
Explanation:
Every elements in the same group have similar chemical characteristics
It’s the last one - it is breathed out
Obesity is considered as a problem which concerns individual with the highest income. has two major negative effects that mays harm their health:
- It can lead to depression, due to the sedentary lifestyle, the lack of the physical activity, the mocking in the school or in the neighborhood which let the obese being self-contained and leads to depression.
- It can lead to health issue: Obesity means a high blood sugar, triglycerides and cholesterol level, which can rise type 2 diabetes, heart attacks, and strokes risks. It can even lead to cancer or gout if it has a very bad diet.