Mesophyll cells

  • posted Date:2017 Sep, 09

The mesophyll cells in a plant leaf play a vital role in photosynthesis by enabling the gas exchange portion of the proc...

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Extracellular Matrix

  • posted Date:2017 Sep, 09

In biology, the extracellular matrix (ECM) is a collection of extracellular molecules secreted by cells that provides st...

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Cell Adhesion

  • posted Date:2017 Sep, 09

Cell adhesion is the process by which cells interact and attach to a surface, substrate or another cell, mediated by int...

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Cell Junction

  • posted Date:2017 Sep, 09

A cell junction (or intercellular bridge) is a type of structure that exists within the tissue of some multicellular org...

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Desmosome

  • posted Date:2017 Sep, 09

Desmosomes are intercellular junctions that connect intermediate filaments to the cell surface and mediate strong cell-c...

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Nucllear Pore

  • posted Date:2017 Sep, 09

Nuclear pores are large protein complexes that cross the nuclear envelope, which is the double membrane surrounding the...

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Centriole

  • posted Date:2017 Sep, 09

In cell biology a centriole is a cylindrical cell structure composed mainly of a protein called tubulin that is found in...

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Microvilli

  • posted Date:2017 Sep, 09

Microvilli (singular: microvillus) are microscopic cellular membrane protrusions that increase the surface area for diff...

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Myosin

  • posted Date:2017 Sep, 09

Myosins are a large super-family of motor proteins that move along actin filaments, while hydrolyzing ATP to forms of me...

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Sarcoplasmic reticulum

  • posted Date:2017 Sep, 09

The sarcoplasmic reticulum (SR), from the Greek σάρξ sarx ("flesh"), is smooth ER found in myocytes. The only structural...

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Endoplasmic Reticulum

  • posted Date:2017 Sep, 09

The endoplasmic reticulum (ER) is a type of organelle in eukaryotic cells that forms an interconnected network of flatte...

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Microfilament

  • posted Date:2017 Sep, 09

Microfilaments, also called actin filaments, are filamentous structures in the cytoplasm of eukaryotic cells and form pa...

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Centrosome

  • posted Date:2017 Sep, 09

In cell biology, the centrosome is an organelle that serves as the main microtubule organizing center (MTOC) of the anim...

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Peroxisome

  • posted Date:2017 Sep, 09

Peroxisomes  (also called microbodies) are organelles found in virtually all eukaryotic cells. They are involved in cata...

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Nuclear Envelope

  • posted Date:2017 Sep, 09

The nuclear envelope is a double-layered membrane that encloses the contents of the nucleus during most of the cell's li...

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Cytosol

  • posted Date:2017 Sep, 09

The cytosol or cytoplasmic matrix is the liquid found inside cells. It constitutes most of the intracellular fluid (ICF)...

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Lysosomes

  • posted Date:2017 Sep, 09

The main function of these microscopic organelles is to serve as digestion compartments for cellular materials that have...

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Lipid Bilayers

  • posted Date:2017 Sep, 09

The lipid bilayer (or phospholipid bilayer) is a thin polar membrane made of two layers of lipid molecules. These membra...

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Vesicle

  • posted Date:2017 Sep, 09

In cell biology, a vesicle is a small structure within a cell, consisting of fluid enclosed by a lipid bilayer. Vesicles...

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Nucleoplasm

  • posted Date:2017 Sep, 09

Nucleoplasm, also called nuclear sap or karyoplasm, is the fluid usually found in the nucleus of eukaryotic cells. This...

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Cell Nucleus

  • posted Date:2017 Sep, 09

The nucleus is a highly specialized organelle that serves as the information processing and administrative center of the...

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Animal cells

  • posted Date:2017 Sep, 09

Cells were discovered in 1665 by British scientist Robert Hooke who first observed them in his crude (by today's standar...

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Plant Cell

  • posted Date:2017 Sep, 09

Plants are unique among the eukaryotes, organisms whose cells have membrane-enclosed nuclei and organelles, because they...

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Archaea

  • posted Date:2017 Sep, 09

Archaea are tiny, usually less than one micron long (one one-thousandth of a millimeter). Even under a high-power light...

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Endomembrane system

  • posted Date:2017 Sep, 09

The endomembrane system is composed of the different membranes that are suspended in the cytoplasm within a eukaryotic c...

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Bacteria Cell Structure

  • posted Date:2017 Sep, 09

They are as unrelated to human beings as living things can be, but bacteria are essential to human life and life on plan...

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Plasmodesmata

  • posted Date:2017 Sep, 09

Plasmodesmata (singular: plasmodesma) are microscopic channels which traverse the cell walls of plant cells and some alg...

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Ribosome

  • posted Date:2017 Sep, 09

The ribosome is a complex molecular machine, found within all living cells, that serves as the site of biological protei...

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Plasma membrane

  • posted Date:2017 Sep, 09

The plasma membrane is the boundary between the cell and its environment. It regulates what enters and exits the cell. C...

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Microtubules

  • posted Date:2017 Sep, 09

Microtubules are a component of the cytoskeleton, found throughout the cytoplasm. These tubular polymers of tubulin can...

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Thylakoid

  • posted Date:2017 Sep, 09

A thylakoid is a membrane-bound compartment inside chloroplasts and cyanobacteria. They are the site of the light-depend...

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Flagellum

  • posted Date:2017 Sep, 08

A flagellum is a lash-like appendage that protrudes from the cell body of certain prokaryotic and eukaryotic cells. The...

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Fimbriae

  • posted Date:2017 Sep, 08

In bacteriology, a fimbria (plural fimbriae), also referred to as an "attachment pilus" by some scientists, is an append...

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Ribosomes

  • posted Date:2017 Sep, 08

The ribosome is a complex molecular machine, found within all living cells, that serves as the site of biological protei...

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Cytoplasm

  • posted Date:2017 Sep, 08

Cytoplasm is a thick solution that fills each cell and is enclosed by the cell membrane. It is mainly composed of water,...

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Mesosome

  • posted Date:2017 Sep, 08

Mesosomes are folded invaginations in the plasma membrane of bacteria that are produced by the chemical fixation techniq...

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Cell wall

  • posted Date:2017 Sep, 08

A cell wall is a structural layer surrounding some types of cells, situated outside the cell membrane. It can be tough,...

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Cytoskeleton

  • posted Date:2017 Sep, 08

The cytoskeleton provides and supports in a cell support in a cell. It is a network of protein fibers supporting cell sh...

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Cytokinesis

  • posted Date:2017 Sep, 08

Cytokinesis is the process by which a cell divides its cytoplasm to produce two daughter cells. As the final step in cel...

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Meiosis

  • posted Date:2017 Sep, 08

Meiosis is a type of cell division that reduces the number of chromosomes in the parent cell by half and produces four g...

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Mitosis

  • posted Date:2017 Sep, 08

Mitosis is a type of cell division in which one cell (the mother) divides to produce two new cells (the daughters) that...

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Cell Cycle

  • posted Date:2017 Sep, 08

The most basic function of the cell cycle is to duplicate accurately the vast amount of DNA in the chromosomes and then...

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Cell division

  • posted Date:2017 Sep, 04

Cell division is the process by which a parent cell divides into two or more daughter cells.[1] Cell division usually oc...

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Nucleus

  • posted Date:2017 Sep, 04

The nucleus is a membrane bound structure that contains the cell's hereditary information and controls the cell's growth...

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Plastids

  • posted Date:2017 Sep, 04

Plastids are double membraned organelles which are found in plant cells only. They are usually spherical or discoldal in...

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Chloroplast

  • posted Date:2017 Sep, 04

The chloroplasts are cellular organelles of green plants and some eukaryotic organisms. These organelles conduct photosy...

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Cytoplasm

  • posted Date:2017 Sep, 04

Basically cytoplasm is the substance that fills the cell. It is a jelly-like substance and it is made up of eighty perce...

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Neuron

  • posted Date:2017 Sep, 04

A neuron is a specialized type of cell found in the bodies of all metazoan’s. Only sponges and a few other simpler anima...

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Cell Body

  • posted Date:2017 Sep, 04

The cell body, also called the soma, is the spherical part of the neuron that contains the nucleus. The cell body connec...

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Cell Membrane

  • posted Date:2017 Sep, 03

A cell is the basic unit of life, and all organisms are made up of one or many cells. One of the things that all cells h...

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