44 results found

Search Results for: cytokinesis

Cytokinesis

Definition noun The division of the cytoplasm and the plasma membrane following the division of the nucleus resulting into... Read More

Mitosis

Mitosis Definition What is mitosis? In biology, mitosis refers to the cellular process where a single cell divides... Read More

Binary fission

Binary fission definition What is binary fission? In biology, binary fission is a type of asexual reproduction where a... Read More

Cell cycle

Definition noun (cell biology) The sequence of growth and division of a cell, and consists of a series of biological... Read More

Telophase I

Definition noun The stage in the first meiotic division after anaphase I, and identified by the complete movement and... 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

Septin

Definition noun plural: septins sep·tin, sĕp′tĭn A protein involved in cytokinesis and also functions in maintaining... Read More

Interkinesis

Definition noun Interphase II, i.e. a short resting period occurring between meiosis I and meiosis II Supplement Meiosis is... Read More

Centrosome

Centrosome Definition What is a centrosome? The centrosome is considered to be the main microtubule-organizing... Read More

Mitotic phase

Definition noun The phase in the life cycle of a cell highlighted by chromosomal separation resulting into two identical... Read More

Cell plate

Definition noun A disc like structure in the plane of the equator of the spindle that separates the two sets of chromosomes... Read More

Microfilament

Definition noun plural: microfilaments mi·cro·fil·a·ments, mī'krō-fil'ă-mĕnts A thin, helical, single-stranded... Read More

Telophase II

Definition noun The stage in meiosis II after anaphase II, and identified by the complete movement and separation of the... Read More

Cytoskeleton

Definition noun plural: cytoskeletons cy·to·skel·e·ton (cell biology) The lattice or internal framework of a cell... 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

Megakaryocyte

Definition noun, plural: megakaryocytes A large cell in the bone marrow with characteristic lobulate nucleus and is... Read More

Gap 2-M DNA damage checkpoint

Definition noun (cell biology) A control mechanism in G2 phase of the cell cycle that ensures the cell is ready for cell... Read More

Thrombopoietin

Definition noun, plural: thrombopoietins A glycoprotein hormone produced by liver and kidney associated with the production... Read More

Red algae

The red algae belong to the phylum Rhodophyta which literally was derived from the Greek word ῥόδον (rhodon), meaning... Read More

Gap 0 phase

Definition noun The phase in the cell cycle wherein the cell is in inactive or non-cycling state following cell... Read More

Intermediate filament

Definition noun plural: intermediate filaments A type of cytoskeleton characterized by having a diameter ranging from 8... Read More

Synthesis phase

Definition noun (cell biology) A sub-phase in the interphase wherein the cell primarily duplicates its DNA via... Read More

Amoeba

In protistology, amoeba specifically pertains to the genus Amoeba (true amoeba) of the family Amoebidae, class Tubulinea.... Read More

Gap 2 phase

Definition noun (cell biology) A sub-phase in the interphase of the cell cycle wherein the cell continues to grow and then... Read More

Gap 1 phase

Definition noun (cell biology) The first period in the interphase wherein the cell primarily grows in cell... Read More

Biology: A Guide to the Natural World by D. Krogh

Biology: A Guide to the Natural World      ... Read More

Sister chromosomes

2 (daughter) cells, with its own nucleus and identical chromosomes; made from a cell membrane during cytokinesis of... Read More

Superficial cleavage

Definition noun (embryology) A meroblastic cleavage wherein mitosis occurs without cytokinesis, resulting in many nuclei,... Read More

Telophase

Definition noun The final phase following anaphase of cell divisions (i.e. mitosis and meiosis), and highlighted by the... Read More

Abscission

Definition noun (botany) The normal shedding of a senescent plant part or organ (e.g. old leaf or ripe fruit) (zoology) The... Read More

Cell division

Definition noun, plural: cell divisions The process in which the parent cell divides, eventually giving rise to new daughter... Read More

Karyokinesis

Definition noun, plural: karyokineses The actual division of the cell nucleus into two daughter nuclei during... Read More

Interphase

Definition noun The phase in the life cycle of a cell wherein the cell grows in size, replicates its DNA, and prepares for... Read More

Multipolar mitosis

Multipolar mitosis Abberant mitotic figures, where the chromosomal material is pulled to more than two poles. Multipolarity... Read More

Centromere

Definition noun, plural: centromeres The dense, constricted region containing highly-specialized repetitive DNA sequence,... Read More

Restriction point

The "point of no return" in the G1 phase of the cell cycle; once a cell proceeds beyond Start, it proceeds through the rest... Read More

Intermediate filaments

Definition noun plural: intermediate filaments A type of cytoskeleton characterized by having a diameter ranging from 8... Read More

Asexual reproduction

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

Microtubule

Microtubule Definition noun plural: microtubules mi·cro·tu·bule, mī'krō-tū'byūl A cytoplasmic tubule made up of... Read More

Cell matrix

Definition noun plural: cell matrices cell ma·trix, ˈmeɪtɹɪks An insoluble, dynamic gel in the cytoplasm, believed... Read More