Toxicology
Chemistry is the branch of science that deals with the study of matter, its properties, composition, and interactions.
The branch of science that deals with molecules changing into other molecules is chemistry.
The branch of science that deals with pollution is Environmental Science. It focuses on understanding the impact of pollutants on the environment, human health, and ecosystems, as well as developing solutions to mitigate pollution and protect the environment.
The branch of science that deals with diamonds is called mineralogy. It involves studying the formation, composition, structure, and properties of minerals, including diamonds. Diamond research also falls under the field of gemology, which focuses specifically on precious and semiprecious stones.
Metallurgy is the branch of science and technology that deals with the properties of metals and their production and purification. It involves studying the physical and chemical behavior of metallic elements and alloys.
This branch is termed forensic science.
Chemistry is the branch of science that deals with the study of matter, its properties, composition, and interactions.
Earth Science
the science which deals with heredity is called genetics
The branch of science that deals with human memory is neuroscience. Also there is psychology which also deals with memory.
this is the branch of science which deals with the study of enveroment.
There is no particular branch which deals with extinction, but it would fall under zoology,
botany
genetics
Botany is the branch of science that deals with the study of plants, including their structure, growth, reproduction, metabolism, and classification.
The branch of science that involves the study of caves is speleology.
Materials Science