Following are some important branches of biology
Morphology: The study of the external form and structure of organisms.
Anatomy: The study of internal parts of the body of living organisms.
Cell biology: The study of cells and their organelles.
Histology: The study of the structure of tissues of plants and animals.
Physiology: The study of functions of living organisms.
Taxonomy: The study of the rules, principles, grouping, and naming the living organisms.
Genetics: The study of heredity, that is transferring of characters from parents to offspring.
Developmental biology: The study of the formation and development of an embryo.
Environmental biology: The study of the relationship between living organisms and non-living factors of the environment and their effects on each other.
Paleontology: The study of remote past organic life, with the help of fossils.
Biotechnology: In this branch of Biology new products or processes are developed that benefit humans by using cells or biological systems.
Socio-biology: The study of social behavior of living organisms. i.e interaction between themselves.
Parasitology: The study of parasites.
Pharmacology: Pharmacology is the scientific study of drugs and their effects on living organisms
Molecular biology: is the study of organic molecules that constitute a cell and its organelles.