Vegans have difficulty in obtaining adequate amounts of vitamin b 12 in the diet because vitamin b 12 could be found or obtained from meat consumptions and are only less in vegetables. That is why they find it difficult to obtain for they don't consume meat which is where vitamin b 12 could be obtained. Vitamin b 12 is essential in the body for it is important in the brain, as well as the nervous system.
Answer:
Endocrine is the correct answer.
Explanation:
C. Crossing your arms over your chest. The gesture may be perceived as confident or defensive while the others do not express those things.
Answer:
If you are referring to digestion...
Well your body cannot take in food as is because your body cannot absorb it. What digestion does is it actually picks out what the body can take in and gets rid of everything else that cannot pass through the mucosa (lining of the digestive tract).
Aside from this, your body actually uses food as a source of nutrients that are needed for your different cells to function. So the digestive system transforms it into a form that the cells of your body can use to perform their function. Many of these nutrients are used for not only maintaining the organs but for repair and replacement too.
