85 results found

Search Results for: spindle

Meiotic spindle

Meiotic Spindle Definition The meiotic spindle refers to the spindle apparatus that forms during meiosis in contrast to... Read More

Mitotic spindle

Definition noun The collective term for all the spindle fibers that form during mitosis Supplement The spindle apparatus is... Read More

Spindle

Definition noun, plural: spindles (1) A collection of minute fibers composed of microtubules, which are prominent during... Read More

Spindle fiber

Definition noun, plural: spindle fibers Any of a network of filaments that collectively form a mitotic spindle (in... 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

Spindle apparatus

Definition noun Any of a network of filaments that collectively form a mitotic spindle (in mitosis) and meiotic spindle... Read More

Muscle spindle

Definition noun The neuromuscular spindle is a fusiform mechanoreceptor (specifically a stretch receptor) within the... Read More

Sister chromatids

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

Spindle-shaped

Definition adjective Having a shape like a spindle, that is being wide in the middle then tapering at both... Read More

Metaphase

Metaphase Definition Metaphase is the third phase of mitosis after prophase and before anaphase. Mitosis is the process by... Read More

Telophase

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

Prophase I

Organisms all use mitosis to create more cells in the body. Meiosis, a similar process, is used in some organisms to undergo... Read More

Anaphase

In order to keep the process of biological existence ever-going, the phenomenon of cell multiplication is very important.... 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

Mitosis

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

Microtubule

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

Centrosome

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

Centromere

Centromere Definition Centromere is defined as the point of attachment for the sister chromatids generated after DNA... Read More

Smooth muscle

The smooth muscle can be described as a type of muscle in the human body that is non-striated and involuntary in action.... Read More

Microtubule organizing center

Definition noun A structure inside the cell from where microtubules organize following depolymerization to turn into tubular... Read More

Chromatids

Chromatid Definition Chromatids are found inside our cells. Chromatids are condensed chromosomes distinguishable during... Read More

Meiosis and Alternation of Generations

Review of Mitosis: Cell Cycle The cell cycle contains the process in which cells are either dividing or in between... Read More

Cytoskeleton

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

Pathogen

What are Pathogens? Pathogens are defined as microscopic organisms, including viruses, bacteria, fungi, and parasites that... Read More

Cell morphology

The basic essence for any living organism is its structural framework which includes appearance, form, and the... Read More

Cell matrix

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

Colcemid

Definition noun (cytogenetics) A methylated derivative of colchicine capable of depolymerizing microtubules and arresting... Read More

Metaphase II

Definition noun The second stage in meiosis II after prophase II, and highlights the alignment of chromosomes along a single... Read More

Metaphase plate

Definition noun The plane in the equatorial region of the spindle where chromosomes align during cell division (i.e. mitosis... Read More

Kinetochore

Definition noun, plural: kinetochores A protein complex that assembles at the centromeric region of the chromosome during... Read More

Plant Cells vs. Animal Cells

Plant Cells Most cells are not visible with the naked eye. However, with microscopes of various types, plant cells can be... Read More

Cells know when to separate at mitosis

How do cells know when to separate during mitosis? A molecule called BubR1 was found to regulate the timing of the division... Read More

Tail

tail 1. (Science: zoology) The terminal, and usually flexible, posterior appendage of an animal. The tail of mammals and... Read More

Proprioceptor

Definition noun, plural: proprioceptors A sensory receptor located in the subcutaneous tissues, and is capable of detecting... Read More

Fusiform muscle

Definition noun A muscle that has a shape of spindle, which is being wider in the middle and narrowing towards both... Read More

Genetic Information and Protein Synthesis

Genetic Code Genes are sequences of DNA nucleotides that carry and transmit the information specifying amino acid sequences... Read More

Meiosis – The Genetics of Reproduction

The genetic information found in DNA is essential in creating all the characteristics of an organism. This remains the case... Read More