219 results found

Search Results for: molecular structure

Atom

In the enchanting tapestry of life, the smallest of heroes and a celestial protagonist emerges—'the atom'. With grace and... Read More

Polypeptide

Polypeptide Definition Biology What are polypeptides? A polypeptide is defined as a polymer of amino acids joined together... Read More

Molecular structure

molecular structure The location of the atoms, groups or ions relative to one another in a molecule, as well as the number... Read More

Structure

Definition noun, plural: structures (1) (biology) An arrangement or organization of parts to form an organ, system, or... Read More

Saccharide

Saccharide Definition What is a saccharide molecule? A saccharide is the unit structure of carbohydrates. In biochemistry,... Read More

Chromatin

Chromatin Definition What is chromatin in a cell? Chromatin is a complex of nucleic acids (e.g. DNA or RNA) and proteins... Read More

Biology

Biology Definition Biology is the branch of science that primarily deals with the structure, function, growth, evolution,... Read More

Denaturation

Denaturation Definition In biochemistry, denaturation is defined as a process in which a molecular structure deviates from... Read More

Cell membrane

Cell Membrane Definition Just like any non-living body possesses a plastic or paper packaging material that keeps the... Read More

Nucleosome

Nucleosome Definition Every organism is made of deoxyribonucleic acid, also known as DNA. DNA is made up of numerous... Read More

Silent mutation

A mutation is a change in the nucleotide sequence of a gene or a chromosome. When there is only one nucleotide involved, it... Read More

Vestigial

Vestigial (organ) is a degenerate organ or structure or physical attribute that has little to no function in the species but... Read More

Chromosome

Chromosomes Definition Chromosomes are thread-like structures present in the nucleus of plant and animal cells. Chromosomes... Read More

Protein

Protein Definition Proteins are biomolecules comprised of amino acid residues joined together by peptide bonds.... Read More

Vacuole

A vacuole is a single membrane-bound organelle with no definite shape or size found in both prokaryotic and eukaryotic... Read More

Chlorophyll

Why are most plants green? Have you ever had the same question? Perhaps, you’ve been told that the plants are green... Read More

Capsid

Capsid Definition A capsid is a three-dimensional proteinaceous capsular shell around a virus that encloses the viral... Read More

Cell wall

The cell is the structural, functional, and biological unit of all organisms. It is a membrane-bound structure containing... Read More

Vector

Vector Definition When one thinks of vectors one may think of many different things. This is because a vector can be... Read More

Molecular neuroscience

Definition noun A branch of neuroscience that studies the nervous system in terms of its molecular biology, molecular... Read More

Plasma membrane

Do all cells have a plasma (or cell) membrane? Yes, all cells have a biological membrane that separates the protoplasm from... Read More

Phylogeny

Phylogeny refers to the evolutionary history of the development of a species or of a taxonomic group of organisms. The... Read More

Smooth endoplasmic reticulum

Smooth Endoplasmic Reticulum Definition Smooth endoplasmic reticulum (sER) is part of or a region in the endoplasmic... Read More

Morphology

Morphology Definition Morphology means the study of the shape and structure of living things from a biological perspective.... Read More

Replication

Replication, in the general sense, is to create a copy or a duplicate. Thus, in biology, replication is commonly associated... Read More

Branches of biology

Branches of Biology Biology is the scientific study of life. It includes several relevant branches. Below is a list of... Read More

Archaea

Archaea is a group of prokaryotic life forms distinct from bacteria forming a separate domain of life. They possess... Read More

Transfer ribonucleic acid

Definition noun plural: transfer ribonucleic acids trans•fer ri•bo•nu•cle•ic ac•id, ˈtɹænsfɝ... Read More

Ribosome

A biological cell is composed of many components called organelles. These organelles serve their specific purposes to make... Read More

Phospholipid

What is a phospholipid? Phospholipids are a subgroup of lipids. Other major types of lipids are fatty acids, sphingolipids,... Read More

Angiosperm

Angiosperms Definition What is an angiosperm? An angiosperm is a plant that produces flowers. The angiosperms, also... Read More

Endomembrane system

Ever wondered how biomolecules are made within the cell and then they are released outside the cell for use by the body?... Read More

Eubacteria

Eubacteria are prokaryotic microorganisms consisting of a single cell lacking a nucleus and containing DNA is a single... Read More

Golgi apparatus

Golgi Apparatus Definition The Golgi apparatus is a membrane-bound organelle in eukaryotic cells. It plays a crucial role... Read More

Mitochondrion

Mitochondrion Definition What are mitochondria? The term “mitochondrion” comes from the two words of the Greek... Read More

Reducing sugar

Reducing Sugar Definition What is reducing sugar? The type of sugar that acts as the reducing agent and can effectively... Read More

Tight junction

What are tight junctions? Tight junctions are the intercellular barrier between two neighboring endothelial and epithelial... Read More

Enzyme

An enzyme is a biomolecule that can be synthesized biologically (naturally occurring) or through other processes... Read More

Nucleic acid

Nucleic Acid Definition A nucleic acid refers to any of the group of complex compounds consisting of chains of monomers of... Read More

Deoxyribonucleic acid

Deoxyribonucleic Acid (DNA) Definition A nucleic acid refers to any of the group of complex compounds made up of linear... Read More