There are several branches of science which would deal with a car, but the main one would probably be Engineering - the practical application of science to commerce or industry.
Aerodynamics
Applied Science
Chemistry
Computer Science
Electronics
Engineering
Environmental Science
Mathematics
Physics
Thermodynamics
Pathology is a branch of medical science that focuses on the study of diseases. It involves examining the causes, development, and effects of various illnesses on the body’s tissues, organs, and overall function. Pathologists analyze samples like blood, urine, and tissues to help diagnose conditions and support treatment planning.
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.
botany
genetics
There is no particular branch which deals with extinction, but it would fall under zoology,
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.