25 results found

Search Results for: basal layer

Basal layer

Definition noun (1) The innermost layer of the epidermis made up of basal or germinative cells capable of proliferating by... Read More

Stratified columnar epithelium

A stratified columnar epithelium (plural: stratified columnar epithelia) is a type of stratified epithelium in which the... Read More

Stratified squamous epithelium

Definition noun, plural: stratified squamous epithelia A type of stratified epithelium in which the topmost layer is made up... Read More

Stratified epithelium

Definition noun, plural: stratified epithelia An epithelial tissue comprised of more than one layer of epithelial cells,... Read More

Epithelium

An epithelium is a type of animal tissue made up of densely packed cells (called epithelial cells) that rest on a basement... Read More

Stratified cuboidal epithelium

Definition noun, plural: stratified cuboidal epithelia A type of stratified epithelium in which the topmost layer is made up... Read More

Basal lamina

Definition noun (histology) A layer of extracellular matrix found on the basal surface of epithelial cells, and which is... Read More

Simple squamous epithelium

Simple Squamous Epithelium Definition Simple squamous epithelium, also known as simple squamous epithelial tissue or... Read More

Malpighian layer

Definition noun The lower layer of epidermis consisting of non-keratinized, viable cells, in contrast to the outer (upper)... Read More

Cell membrane

Cell Membrane Definition Just like any non-living body possesses a plastic or paper packaging material that keeps the... Read More

Tissue

Tissue Definition What is tissue in the body? The body tissue is an aggregation of cells that function together and have a... Read More

Ganglia

Ganglia Definition What are ganglia? To simply define ganglia in biology, it is the structure of an oval shape that... Read More

Stratum germinativum

Definition noun The innermost layer of the epidermis comprised of keratinocyes capable of proliferating by mitosis,... Read More

Ganglion

Ganglia Definition What are ganglia? To simply define ganglia in biology, it is the structure of an oval shape that... Read More

Retina

retina light sensitive layer of the eye. In vertebrates, looking from outside, there are four major cell layers: (i) the... Read More

Keratinocyte

Definition noun, plural: keratinocytes The predominant type of cell in the epidermal layer of the skin Supplement The skin... Read More

Bacteria

Bacteria Definition What are bacteria? What is the definition of bacteria in biology? Bacteria are defined as organisms... Read More

Eubacteria

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

Rhizome

The rhizome is derived from the Greek word rhizoma, meaning "a bunch of roots". Usually, rhizomes are confused with roots;... 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

External capsule

Definition noun (anatomy) A thin, white sheet of whiter matter fibers in the brain between the putamen and... Read More

Gene Regulation in Eukaryotes

Reviewed by: Mary Anne Clark, Ph.D. Eukaryotic Gene Structure In prokaryotes the DNA is located in the... Read More

Angiosperm

Angiosperms Definition What is an angiosperm? An angiosperm is a plant that produces flowers. The angiosperms, also... Read More

Adenofibrosis

Adenofibrosis --> sclerosing adenosis a nodular, benign breast lesion occurring most frequently in relatively young women... Read More