The human body is mostly made up of water (H2O), and there is one oxygen atom in each molecule of water. Note that, although each water molecule also contains two hydrogen atoms, the atomic mass of hydrogen (about 1) is much smaller than the atomic mass of oxygen (about 16). Because of this, hydrogen contributes less to human body mass than oxygen.
<span>Chinese leaders believed that economic growth depended on </span>keeping people in line politically.
Answer:
communicable diseases is cause by
Explanation:
1. unhealthy foods
2. using duty toilet
3. junk food
4. being dirty
5. drinking dirty water
3.
The origin of grains/cereals is that they were domesticated by ancient farming communities in the Fertile Crescent region.
The origin of nuts/seeds is fruits that naturally free themselves from the shell,
<h3>What are the types of grains?</h3>
- Wheat.
- Oats.
- Rice.
- Corn.
- Barley.
- Millet.
- Rye.
- Sorghum.
Hence, the types of nuts/seeds are:
- almonds.
- Brazil nuts.
- cashew nuts.
- hazelnuts.
- macadamias.
- pecans.
- pine nuts.
- pistachios.
Read more about nuts and seeds here:
brainly.com/question/2357314
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Answer:
i believe primary
Explanation:
because its from one's own experiences
