A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

Type to find tags:
× 779
for questions about the general biological features of human beings (as opposed to the biology of non-humans).
× 623
Changes in the heritable attributes of populations of organisms over time. Major mechanisms include drift, natural selection, mutation, and gene flow (migration).
× 568
the branch of biology that deals with the transmission and variation of inherited characteristics.
× 476
The study of chemistry within the scope of biology: the compounds that occur and the reactions involving them in living organisms.
× 397
The study of the molecular processes of the nucleus and cell function.
× 344
The study of cells: their physiological properties, structure, environmental interaction, division, life cycle, and death, as well as the organelles they contain. Also known as cytology.
× 340
The study of the structure and function of the nervous system and its components.
× 340
The study of the normal function of living organisms and the means by which it is achieved.
× 314
the carrier of genetic information, including for all known living organisms. The only known exceptions are RNA viruses.
× 313
Bioinformatics connects life sciences and quantitative sciences, typically involving the application of software and algorithms to solve computationally intensive questions, such as those in genomics,…
× 285
The biological study of animals.
× 254
The study of plant life; e.g. angiosperms, gymnosperms, bryophytes, pteridophytes, and algae.
× 234
the study of organisms that are too small to be seen with the naked eye. This includes organisms like bacteria, fungi, protozoa, and others.
× 222
indicates that the question is likely based on a home assignment in biology-related university or high school courses. Please see the homework policy on meta before asking homework questions.
× 204
Biopolymers consisting of amino acids that fold into 3D shapes and perform a large number of functions in living organisms.
× 172
The study of the immune system in organisms, primarily responsible for fighting infection.
× 149
A subdivision of microbiology dedicated to the study of bacteria.
× 148
The scientific study of insects.
× 145
the study of the interactions that occur between a living organism and chemicals that affect normal or abnormal biochemical function
× 135
The set of chemical reactions that happen in the cells of living organisms to sustain life.
× 134
Questions looking to find the name of a specific species of organism. Please include as much information as possible on habitat (esp. where in the world you found the organism) and behavior, and idea…
× 132
The scientific study of the structure and function of genes at the molecular level, particularly chromosomes and DNA.
× 130
The primary component of the central nervous system, which, along with the spinal cord, controls the body of bilaterally symmetrical beings.
× 127
for questions about the general anatomical features of human beings as opposed to the anatomy of non-human animals.
× 123
Study of the normal functioning of plants and plant cells
× 122
The biological process by which new individuals are formed.
× 113
The study of diseases, including their causes and effects.
× 109
Interactions and relationships among organisms and their environment. This includes biotic and abiotic (non-living/environmental) factors that impact organisms.
× 103
a biological macromolecule made of nucleotides used in cells to convey genetic information to protein. RNA also plays a role in catalyzing certain biological reactions as …
× 102
A malignant group of uncontrollably dividing cells that form a tumour. Questions regarding (proto)oncogenes and tumour-suppressor genes should also use this tag.
× 99
The study of the physiology and pathology of the cardiovascular system, especially the heart.
× 97
The process by which information encoded in a gene is converted into a functional protein or RNA, resulting in or contributing to a phenotype.
× 97
The theory by which mutations in the genetic code lead to differences from the previous phenotype that, should they be advantageous to an organism's survival to reproductive age, may be passed on to o…
× 97
Questions relating to protocols, procedures, and good practice when using laboratory equipment.
× 92
The discussion of the anatomy and evolution of eyes. Consider using the "vision" tag for questions regarding how the brain interprets information from the eyes.
× 90
The process in which the DNA sequence of all or part of an organism's genome is obtained.