To act as a catalyst in chem reactions
Answer:(A) Paleoanthropology
Explanation:
Anthropology is discipline which studies about human beings their evolutionary development, culture and societies.
Paleoanthropology is the branch of anthropology which studies the early development of the anatomically the modern humans. This is done through reconstruction of the kinship lines which can be achieved with biological evidences like skeletal remains, footprints, fragments of bones and cultural evidences like stone tools, and artifacts formed and developed by modern humans.
According to the given situation, the chimpanzees were seen to develop weapon against the small primates called as galagos. As chimpanzees were the ancestors of modern humans thus paleoanthropology, which is the primary type of biological anthropology can be used to address the research.
Diffusion has a major part in this. It has proteins embedded in it that allow molecules to diffuse in and out of the cell up and down its concentration gradient.
The water particle are moving faster which cause the to expand