268 results found

Search Results for: cell growth

Cell wall

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

Growth

Growth Definition What is growth in biology? Growth is the irreversible increase of an organism’s size over a given... Read More

Autocrine signaling

Autocrine Signaling Definition What is autocrine signaling? Autocrine signaling is a type of cell signaling wherein a cell... Read More

Cell

A cell is a membrane-bound structure that occurs as a functional independent unit of life (such as in unicellular organisms,... Read More

Primary cell wall

Definition noun plural: primary cell walls ˈpɹaɪməɹi sɛl wɔːl The layer of the plant cell wall that forms prior to... Read More

Cell growth

Definition noun (1) The increase in cytoplasmic volume, as in cell development and cell reproduction. (2) The increase in... 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

Living things

Living Things Definition A living things pertains to any organism or a life form that possesses or shows the... Read More

Centrosome

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

Animal cell

An animal cell is the fundamental functional unit of life of animals. It is also the basic unit of reproduction. Animal... Read More

Turgor pressure

In biology, turgor pressure definition pertains to the pressure that is exerted by the fluid (e.g. water) against the cell... Read More

Eubacteria

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

Cell morphology

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

Flaccid

Flaccid Definition Biology – What is Flaccid? In botany, the term flaccid refers to a cell that lacks turgidity, i.e. it... Read More

Genetic Control – On and Off Genes

Reviewed by: Mary Anne Clark, Ph.D. This lesson looks at the various factors involved that affect growth and... 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

Nucleus

In cell biology, the nucleus is the large, membrane-bounded organelle that contains the genetic material in the form of... Read More

Plant Meristems and Growth

A common mistake that many people assume is that an increase in size means an increase in growth. This is not the case.... Read More

Cancer

Cancer definition In biology, cancer is defined as the malignant growth due to uncontrolled cell division. It is now used... Read More

Endocytosis

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

Plant

Plant Definition (botany) Any of the eukaryotic organisms of the biological kingdom Plantae, characterized by being... Read More

Organelle

An organelle refers to any of the various cellular structures that perform a distinctive function inside a cell. The cell is... 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

Growth and Plant Hormones

Growth All living organisms begin in the same form: as a single cell. That cell will divide and the resulting cells will... Read More

Organism

An organism refers to a living thing that has an organized structure, can react to stimuli, reproduce, grow, adapt, and... 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

Antigen

Antigen Definition What is an antigen? A simple definition is that an antigen refers to any substance that triggers an... Read More

Non-living thing

A non-living thing in biology means any form without life, such as an inanimate body or object. Compared with the entity... 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

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

Gap 1 phase

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

RASER proteins selectively “hack” and “shut down” cancer cells

According to World Health Organization, cancer is the second leading cause of death worldwide. The record showed that it... 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

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

Smooth endoplasmic reticulum

Smooth Endoplasmic Reticulum Definition Smooth endoplasmic reticulum (sER) is (a part of) endoplasmic reticulum that is... Read More

Phosphorylation

Phosphorylation Definition We can define phosphorylation as a biochemical process in which a phosphate molecule is added to... Read More

Protist

Protist Definition What is a protist? All protists are eukaryotes, i.e. organisms with a nucleus. However, they are... Read More