562 results found

Search Results for: formation

Formation

Formation 1. The act of giving form or shape to anything; a forming; a shaping. 2. The manner in which a thing is formed;... Read More

Rosette formation

rosette formation The in vitro formation of clusters consisting of a cell (usually a lymphocyte) surrounded by antigenic... Read More

Gamete

Definition of Gamete What is a gamete? A gamete is the mature reproductive or sex cell that contains a haploid number of... Read More

Meiosis

What is Meiosis? A simple definition of meiosis would be is this: meiosis is the process of cell division that results in... Read More

Dehydration reaction

What is dehydration synthesis? A dehydration reaction is a form of biochemical reaction wherein a water molecule is lost or... Read More

Embryo

An embryo refers to the early developmental stage of a multicellular organism that follows fertilization. This stage... Read More

Phosphodiester bond

Phosphodiester Bond Definition Phosphodiester bonds are the backbone of the strands of nucleic acid present in the life... Read More

Telophase

Telophase is the stage of cell division characterized by the decondensation of chromosomes, and the nuclear envelope... Read More

Ion

We have been introduced to ions in varied fields of Science like Physics, Chemistry, and Biology. This article takes you on... Read More

Bivalent

Bivalent Definition What is bivalent? In genetics, bivalent is used in describing homologous chromosomes (referred to as... Read More

Apomixis

Apomixis Definition Just like any other organism, the process of reproduction is pivotal to the life cycle of plants. There... Read More

Bone matrix

Bone Matrix Definition Bone matrix refers to the matrix component of bone tissue. It provides the structural framework and... Read More

Conjugation

Conjugation generally means the joining or coming together (union), such as in certain unicellular organisms (some bacteria,... Read More

Blastula

Human embryology is a fascinating subject and has succeeded in captivating the attention of human beings for ages.... Read More

Cell division

Cell division is a biological process by which a parent cell duplicates its cell contents and divides to give rise to two or... Read More

Sister chromatids

Sister Chromatids Definition Sister chromatids are defined as the two identical copies of a single replicated chromosome... Read More

Purulent

The term "purulent" signifies the state of formation and release of pus from a site of inflammation. Thick, foul-smelling,... Read More

Light-dependent reaction

Many organisms, such as green plants, convert light energy into chemical energy through the mechanism of photosynthesis. In... Read More

Asexual reproduction

Asexual Reproduction Definition What is asexual reproduction? Asexual reproduction is a type of reproduction that does not... Read More

Missense mutation

What is a missense mutation? Literally speaking, a mutation that changes the meaning of the encoded gene sequence is the... Read More

Pattern formation

pattern formation (Science: cell biology) One of the classic problems in developmental biology is the way in which complex... Read More

Reproduction

Reproduction Definition Reproduction is a biological phenomenon of producing offspring/s. i.e. more of its kind. Depending... Read More

Endocytosis

Endocytosis Definition What is endocytosis in biology? Endocytosis is a cellular process by which a cell internalizes any... Read More

Cytokinesis

The cell cycle of eukaryotes is a cyclical series of biological events that certain asexual cells go through. The cell cycle... Read More

Bile

Have you ever wondered how the fats from butter, cheesy burgers, and pizzas get digested in your body? Or have you heard of... Read More

Chondroblast

There are two forms of cells in cartilage: chondroblasts and chondrocytes. The chondroblasts are cells that secrete the... Read More

Light-independent reaction

The process of photosynthesis is a biological procedure in which plants produce oxygen and energy (sugar) by using light... Read More

Ectoplasm

Definition Of Ectoplasm The peripheral part of the cytoplasm which is clear, gel-like, rigid, and agranular part is known... Read More

Pyruvate

Pyruvate Definition Pyruvates have been often recognized as one of the most important molecules that are frequently... Read More

Embryology

Embryology Definition Embryology is a branch of biology that deals with the topics concerning gamete formation... Read More

Pseudopodia

A pseudopodium (plural: pseudopodia) refers to the temporary projection of the cytoplasm of a eukaryotic cell. Pseudopodia... Read More

Sympatric speciation

Speciation is a process of evolution through which two different existing populations evolve and a distinct species form. It... Read More

Osteocyte

Osteocyte Definition The osteocyte is a mature bone cell. Other bone cell types are osteoprogenitor cells, osteoblasts, and... Read More

Fibrinous exudate

What Is Fibrinous Exudate? Fibrinous exudate is a type of exudate (inflammatory fluid) that forms at the site of tissue... Read More

Prophase

Prophase is the first stage of mitosis; the very first step in this crucial process of the M-phase of the cell cycle. Now as... Read More

Cell adhesion

Cell Adhesion Definition Cell adhesion is the process in which a cell uses a specialized complex of proteins to get... Read More

Intercalary meristem

The basic structural framework of plants is composed of different types of tissues. Based upon the capacity to divide, the... Read More

Law of Segregation

Mendel’s Laws of Inheritance The father of genetics, Gregor Mendel, reported his findings in 1860 that initially were... Read More

Pinocytosis

Pinocytosis Definition What is pinocytosis?  Pinocytosis is the ingestion of extracellular fluids, i.e. the fluid... Read More

Fibroblast

The building block of living things is known as the cell. The cell contributes to many parts and functions of different... Read More