Answer:
Vaccinations are not always effective.
Explanation:
trust me
Vitamin B12
When the milk's lactic acid and casein protein react, vitamin B12 is produced along with an increase in the value of other nutrients. One of the most crucial components in our diet is vitamin B12. Megaloblastic anemia, which can result from a vitamin B12 deficiency, makes its sufferers easily fatigued.
The B12 vitamin assists the body's neurological and cardiovascular systems by maintaining the health of blood and nerve cells. Additionally, it aids in the development of DNA and genetic material in each and every body cell. Additionally, it alters the DNA of the cells and causes genetic material to be malformed.
Here is another question with an answer similar to this about vitamin B12 deficiency: brainly.com/question/28214348
#SPJ4
Maintain a clean and healthy home as an example for others to follow is the correct answer.
As they say every good thing or initiative starts from yourself. If you want the country to be clean and pollution free then first of all you have to stop polluting.
Obviously then the others will watch you and learn a good ting or two and follow you or get inspired by you and then stop polluting.