30 results found

Search Results for: stroma

Stroma

Definition noun, plural: stromata (1) (cell biology) The spongy, colorless matrix of a cell that functionally supports the... Read More

Light-independent reaction

The process of photosynthesis is a biological procedure in which plants produce oxygen and energy (sugar) by using light... Read More

Parenchyma

Parenchyma Definition What does parenchyma mean? Let's define the word "parenchyma". Most of the functional tissues in... Read More

Carbon fixation

Carbon Fixation Definition We know that the earth contains many elements. The periodic table shows us just how many... Read More

Light-dependent reaction

Many organisms, such as green plants, convert light energy into chemical energy through the mechanism of photosynthesis. In... Read More

Chemiosmosis

Chemiosmosis Definition What is chemiosmosis? In biology, chemiosmosis refers to the process of moving ions (e.g. protons)... Read More

Plant Metabolism

Introduction Plants are responsible for incredible feats of molecular transformation. The processes are always being... Read More

Calvin cycle

Calvin Cycle Definition The Calvin cycle, also known as the Calvin Benson cycle or the dark reactions, is a series of... Read More

Chloroplast

Chloroplast Definition What is chloroplast? In biology, a chloroplast refers to the organelle found within the cell of... Read More

Photosynthesis

Photosynthesis is a physio-chemical process carried out by photo-auto-lithotrophs by converting light energy into chemical... 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

Adenofibrosis

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

Chloroplast DNA

Definition noun plural: chloroplast DNAs DNA in the chloroplast that carries the code for proteins and RNAs essential to... Read More

Chlorophyll

Why are most plants green? Have you ever had the same question? Perhaps, you’ve been told that the plants are green... Read More

Reticular connective tissue

Definition noun A type of connective tissue characterized by the predominance of reticular fibers made of type III collagen... Read More

Plant Water Regulation

A plant requires water as an essential ingredient of photolysis, the photochemical stage of photosynthesis where water is... Read More

Subcutaneous filariasis

Definition noun A type of filariasis caused by adult filarial worms that dwell in the subcutaneous layer of the... Read More

Phycobilin

Definition noun, plural: phycobilins A water-soluble accessory pigment found in red algae and... Read More

Reticular fiber

Definition noun, plural: reticular fibers A type of connective tissue fiber that is made up of type III collagen secreted by... Read More

Cornea

Cornea (Science: anatomy, ophthalmology) The transparent structure forming the anterior part of the fibrous tunic of the... Read More

Calvin-Benson-Bassham cycle

Definition noun A cyclical series of biochemical reactions that occur in the stroma of chloroplasts during... Read More

Calvin-Benson cycle

Definition noun A cyclical series of biochemical reactions that occur in the stroma of chloroplasts during... Read More

Lamellae

Definition noun, singular: lamella (general) Thin structures resembling a plate. (cell biology) Intergrana thylakoids, i.e.... Read More

Hematopoiesis

Definition noun, plural: hematopoieses A biological process in which new blood cells are formed, and is usually taking place... Read More

Amyloplast

Definition noun, plural: amyloplasts (botany) A type of leucoplast found in the cytoplasm of a plant cell, and serves as... Read More

Labia

Labia Definition Often, when persons think of the female reproductive system, they think of the vagina. However, the female... Read More

Axon

What Is Axon? An axon is a thin, long fiber of a nerve cell (or neuron). It transmits electrical impulses from the 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

Evolution

Evolution Definition Evolution is defined as a change in the genetic composition of a population over successive... Read More

Photosynthesis – Photolysis and Carbon Fixation

Photosynthesis is the means that primary producers (mostly plants) can obtain energy via light energy. The energy gained... Read More