40 results found

Search Results for: plastid

Plastid

Definition noun, plural: plastids A double membrane bound organelle involved in the synthesis and storage of food, and is... Read More

Proplastid

Definition noun, plural: proplastids A small, colourless organelle that gives rise to a plastid (e.g. chloroplast,... Read More

Etioplast

Definition noun, plural: etioplasts (botany) A plastid that developed in darkness or under low light conditions Supplement A... 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

Chloroplast DNA

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

Proteinoplast

Definition noun, plural: proteinoplasts (botany) A leucoplast that stores and modifies protein Supplement Plastids are... Read More

Chloroplast

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

Leucoplast

Definition noun, plural: leucoplasts A plastid lacking photosynthetic pigments and involved in various biosynthetic... Read More

Lysosome

Lysosome Definition noun plural: lysosomes ly·so·some, ˈlaɪsəˌsoʊm (cell biology) Organelle containing a large... Read More

Cryptomonad

Definition noun, plural: cryptomonads Any of the species belonging to Phylum Cryptophyta, and characterized by being aquatic... Read More

Gerontoplast

Definition noun, plural: gerontoplasts A plastid that forms from chloroplast during senescence Supplement Plastids are... Read More

Tannosome

Definition noun, plural: tannosomes An organelle, particularly a special type of leucoplast, involved primarily in... Read More

Charophyta

Charophyta is a taxonomic group (a phylum) comprised of green algae that live predominantly in freshwater habitats. Members... Read More

Golgi apparatus

Definition noun Gol·gi ap·pa·rat·us, ˈgɔl dʒi ˌæpəˈreɪtəs (cell biology) An organelle that is comprised of... Read More

Chlorenchyma

Definition noun A parenchyma cell with chloroplasts, and is therefore photosynthetic Supplement Vascular plants are... Read More

Apoplast

Definition noun, plural: apoplasts (botany) The space in between the cells, such as that in the root of a plant, creating a... Read More

Endoplasmic reticulum

Definition noun plural: endoplasmic reticula (cell biology) A membrane-bound organelle that occurs as labyrinthine,... Read More

Elaiosome

Definition noun, plural: elaiosomes A plant organelle that stores fat Supplement Elaiosome is an organelle that stores fat... Read More

Sieve-tube element

Definition noun, plural: sieve tube elements A specialized type of sclerenchyma cell that forms a sieve tube of... Read More

Endosome

Endosome Definition noun plural: endosomes en·do·some, ˈəndoˌsoʊm (cell biology) A membrane-bound cytoplasmic... Read More

Glaucophyte

Definition noun, plural: glaucophytes Any of the freshwater microscopic algae of the Kingdom... Read More

Chromoplast

Definition noun, plural: chromoplasts Any of the coloured plastids associated with pigment synthesis and... 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

Protist

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

Red algae

The red algae belong to the phylum Rhodophyta which literally was derived from the Greek word ῥόδον (rhodon), meaning... Read More

Endosymbiotic theory

Endosymbiotic theory definition noun (evolutionary biology) A theory suggesting that the organelles such as mitochondria... Read More

Starch

Reviewed by: Todd Smith, PhD Starch Definition noun plural: starch, starches starch, stɑɹtʃ A... Read More

Chlorophyta

Chlorophyta is a taxonomic group (a phylum) comprised of green algae that live in marine habitats. Some of them are found in... Read More

Elaioplast

Definition noun, plural: elaioplasts (botany) A leucoplast that stores oil Supplement Plastids are organelles involved in... Read More

Autotroph

Autotroph Definition What is an autotroph? In biology and ecology, an autotroph is an organism capable of making nutritive... 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

Meristem

Definition noun, plural: meristems (''botany') An undifferentiated plant tissue that can give rise to different tissues and... Read More

Ribosome

Definition noun plural: ribosomes ri·bo·some, ˈɹaɪbəˌsəʊm (cell biology) A minute, sphere-shaped particle... Read More

Green algae

Green algae (singular: green alga) are photosynthetic algae that are characterized by having chlorophylls a and b as the... Read More

Eukaryotic cells

Eukaryotic Cells Definition What is a eukaryotic cell? The term “cell” is a common word in biology, anatomy, and... Read More

Cyanobacteria

Cyanobacteria is a phylum comprised of photosynthetic bacteria that live in aquatic habitats and moist soils. Others are... Read More

Photosynthesis

Definition noun The synthesis of complex organic material using carbon dioxide, water, inorganic salts, and light energy... Read More

Eukaryote

Eukaryote refers to any of the single-celled or multicellular organisms whose cell contains a distinct, membrane-bound... Read More

Monad

monad 1. An ultimate atom, or simple, unextended point; something ultimate and indivisible. 2. (Science: philosophy) The... Read More

Plant cell

Plant Cell Definition A plant cell refers to any cell of a plant. It is the structural and functional unit of plants. Plant... Read More