Carbohydrates !!jfjensjsksjsks
Do you mean organisms as in plants? If so then it would be Photosynthesis.
Avoid carcinogens (like smoking residues..etc), eat healthy and sleep well in order to maintain a strong immune system
Answer:
a - Gg
Explanation:
heterozygous means different, and G and g are different.
A barrier/wall can be built around the intended preserved site, this somewhat can stop the wind from eroding the little sediments of the land. Or you can you can use other materials for your site to preserve it, some non sedentary material.