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.

× 161
Questions about the biological function and structure of the human eye.
× 157
The basic unit of heredity which encodes for some function RNA or protein product.
× 152
The process that produces a complementary strand of RNA from a section of DNA or (rarely) other RNA.
× 151
The basic unit of taxonomic classification.
× 149
a field of biology which utilizes biological systems like microorganisms to produce valuable products, such as biofuels, drugs, and vaccines.
× 149
The study of the collection, analysis, and interpretation of data.
× 147
Organs that play a role in digestion and/or absorption of nutrients: breaking down of food into smaller components that can be absorbed and used as for sources of energy, cellular/tissue building bloc…
× 146
Tag for questions regarding the circulation of blood through out the organism and issues that may arise from dysfunction of systemic circulation.
× 144
Questions pertaining to organized collections of biological data.
× 144
Common classification for perennial plants with woody, elongated stems.
× 142
the scientific study of spiders and related animals such as scorpions, pseudoscorpions, harvestmen, collectively called arachnids. It can include the study of ticks and mites which is s…
× 142
The study of the development of an embryo from fertilisation through to description as a foetus.
× 142
Questions relating to the study of fish or icthyology.
× 140
The study of organisms that dwell in the ocean or brackish waters.
× 140
The scientific study of short- and long-term changes in the size and age composition of populations and the processes driving these changes.
× 136
The study of the electrical properties of biological cells and tissues.
× 135
The branch of biology, chemistry, and medicine concerned with the study of the adverse effects of chemicals on living organisms.
× 134
The medical specialty involving the diagnosis and treatment of all categories of disease involving the central, peripheral, and autonomic nervous systems, including their coverings, blood vessels, and…
× 132
The biological process characterized by reversible unconsciousness, unresponsiveness to external stimuli and motor passivity.
× 131
The study of evolutionary mechanisms in operation at the molecular scale, primarily DNA, RNA, and proteins.
× 130
The technique of using microscopes to view objects that are otherwise too small to be easily seen by the naked eye.
× 130
liberated from organic molecules producing ATP.
× 129
Questions pertaining to populations of organisms.
× 129
systematically classify biological information, entities, processes, but also subfields of biology.
× 128
organic acids with an amino group in the alpha position (alpha-acids). They are the structural units of proteins and involved in many biochemical pathways.
× 127
a small infectious agent that can replicate only inside the living cells of an organism. Virology is the study of viruses.
× 125
Questions relating to requests for basic reference materials on a broad area of study.
× 123
The skin, part of the integumentary system.
× 122
The exchange of gases across organs that facilitate transport of the gases to and from the cells of the organism.
× 122
The 3-dimensional organisation of amino acids in a protein, specifically including the secondary, tertiary and quaternary structures.
× 120
Questions on how to plan an experiment to gain the best results. Also suitable for questions on why other researchers followed a certain procedure.
× 115
for general questions related directly or indirectly to the vertebrate immune system, but are not questions directly related to Immunology, the discipline of the study of the immune system…
× 112
The organelle in eukaryotes where the main stages of respiration occur.
× 111
Analysis of DNA, RNA or protein (amino acid) sequences. Here sequences are compared so analyze similarities and conserved regions. Sequence analysis is usually done by specialized software.
× 111
Small molecules involved in the propagation of a nerve signal across the synapses.
× 110
Determining the sequence of RNA. This technique is used for discovery and quantification of mRNAs and ncRNAs.