50 results found

Search Results for: pore

Nuclear pore complex

Definition noun plural: nuclear pore complexes ˈnu kli ər, pɔː ˈkɒmplɛks A complex of nucleoporins resulting in the... Read More

Nuclear pore

Definition noun plural: nuclear pores ˈnu kli ər, pɔː Any of the many perforations on the nucleus as a result of the... Read More

Nucleoporin

Definition noun plural: nucleoporins Any of the family of porins that make up the nuclear pore complex Details Overview... Read More

Pores

pore 1. One of the minute orifices in an animal or vegetable membrane, for transpiration, absorption, etc. 2. A minute... Read More

Soils

Where a plant grows and what resources are available to it is of vital importance to the life of a plant. The soil type and... Read More

Stoma

Definition noun, plural: stomata (botany) A tiny pore in a plant leaf surrounded by a pair of guard cells that regulate its... Read More

How cell fixes DNA damage

DNA repair strategies DNA is crucial to life. It carries the fundamental blueprint for the proper functioning of a cell.... Read More

Nuclear matrix

Definition noun plural: nuclear matrices (cell biology) A 3-dimensional filamentous protein network that extends... Read More

Axon terminal

An axon terminal is any of the button-like endings of axons through which axons make synaptic contacts with other nerve... 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

Nuclear lamina

Definition noun plural: nuclear laminae or nuclear laminas nu·cle·ar lam·i·na, ˈn(j)ukliɚ ˈlæm.ɪ.nə (cell... Read More

Leaves

Leaves are highly efficient solar energy converters. They capture light energy and through the process of photosynthesis.... Read More

Mutation

A mutation is a permanent, heritable change in the nucleotide sequence or the process by which such a change occurs in a... Read More

Transudation

Definition noun (1) The act, process, or condition of transuding, i.e. the oozing or passing gradually of a liquid possibly... 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

Permeability

Permeability Definition What is permeability? In earth science, its definition is this: "the ability of any material such... Read More

Filtration

Filtration Definition What is filtration? Filtration is separating a solid from a fluid through a porous material that... Read More

Nuclear envelope

Definition noun plural: nuclear envelopes nu·cle·ar en·ve·lope, ˈn(j)ukliɚ ˈɛn.və.ləʊp The two layered membrane... Read More

Perinuclear space

Definition noun plural: perinuclear spaces per·i·nu·cle·ar space The space or gap between the inner and outer... Read More

Seed Plants

There are two main subdivisions of seed plants—the ones without covered seeds, the gymnosperms, and the ones with covered... Read More

Precursor mRNA

Definition noun plural: precursor mRNAs An immature or incompletely processed mRNA molecule in eukaryotes that needs to be... Read More

Ultrafiltration

Definition noun (1) A high pressure filtration through a semipermeable membrane in which colloidal particles are retained... Read More

Mature mRNA

Mature mRNA Definition Mature mRNA is the completely processed mRNA molecule in the cell of eukaryotes. The mRNA is a type... Read More

Foveolar cell

Definition noun, plural: foveolar cells Any of the epithelial cells that line the surface of gastric mucosa and gastric... Read More

Apocrine gland

The human body is a complex assemblage of many different organs, systems, glands, bones, and tissues. Weighing any one over... Read More

Selectively-permeable membrane

Selectively Permeable Membrane Definition We can define selectively permeable membranes as those that are selectively... Read More

Messenger ribonucleic acid

Definition noun plural: messenger ribonucleic acids mes•sen•ger ri•bo•nu•cle•ic ac•id, ˈmɛ.sɪn.dʒəɹ... Read More

Water in Plants

The movement of molecules, specifically water and any solutes, is vital to understand in light of plant processes. This will... Read More

Intracellular digestion

Intracellular Digestion Definition What is intracellular digestion? ‘Intra’ means "inside" and ‘cellular’ pertains... Read More

Skin

Definition noun, plural: skins (anatomy) The external membranous integument of the body; the outer protective covering of... Read More

Turgor pressure

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

Recalcitrant

Several words of the English language find wide usage in subjects as diverse as literature, science, social science,... Read More

Proboscis

Proboscis Definition What is proboscis? A proboscis refers to an elongated or projecting appendage in the head region of... Read More

Endoplasmic reticulum

Endoplasmic Reticulum Definition The endoplasmic reticulum is a membrane-bound organelle in cells of eukaryotic cells... Read More

Epidermis

Epidermis Definition What is the epidermis? We can define the epidermis as one or more layers of cells forming the tough... Read More

Flora

Flora in Roman history refers to flowers. Flora was considered the god of spring for the Roman empire. In ecology, flora is... Read More

Phylum

Just like it is easy to identify and sort anything in the supermarkets when placed in the right section with proper display... Read More

Parenthesome

parenthesome (Science: plant biology) structure shaped rather like a parenthesis, found on either side of pores in the... Read More

Electrophoresis

Electrophoresis (Science: technique) separation of ionic molecules, (principally proteins) by the differential migration... Read More

Organelle

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