It is either cilia or villi
Sickle cell mutation is most common in Africa and southern half of Europe. The reason for this is because, natural selection made areas with high concentration and history of diseases such as cholera, tuberculosis, yellow fever, and much more.
Photoheterotrophs. A heterotroph is an organism that depends on organic matter already produced by other organisms for its nourishment. Photoheterotrophs obtain their energy from sunlight and carbon from organic material and not carbon dioxide.
<em>-</em><em> </em><em>BRAINLIEST</em><em> answerer</em><em> ❤️</em><em>✌</em>
Substances are made of basic particles called atoms