75 results found

Search Results for: accessory

Accessory pigment

Definition noun, plural: accessory pigments A non-chlorophyll pigment inside the chloroplast of photosynthetic organisms,... Read More

Accessory organs

Accessory organs --> supernumerary organs organs exceeding the normal number, which may develop from multiple foci of... Read More

Accessory fruit

Definition noun, plural: accessory fruits A fruit that contains tissue derived from plant parts other than the... 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

Phycobilin

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

Carotenoid

Definition noun, plural: carotenoids (botany) Any of the pigment molecules, typically yellow, red, and orange, that interact... Read More

Fruits, Flowers, and Seeds

Flowering plants grow in a wide variety of habitats and environments. They can go from germination of a seed to a mature... Read More

Xanthophyll

Definition noun, plural: xanthophylls A type of carotenoid in which its molecular structure contains... Read More

Carotene

Definition noun, plural: carotenes Any of the group of carotenoids characterized by the lack of oxygen on its molecular... Read More

Appendages of eye

Appendages of eye --> accessory organs of the eye The eyelids, with lashes and eyebrows, lacrimal apparatus, conjunctival... Read More

Splenunculus

Definition noun, plural: splenunculi Small nodule of splenic tissue that may be connected to or detached from the... Read More

Placenta

Definition noun, plural: placentae or placentas (1) (zoology) The vascular organ formed during gestation of female mammals... Read More

Rhinarium

Rhinarium Definition Rhinarium is the hairless (furless) skin area around the external openings of the nostrils in many... Read More

Accessory Chromosome

Also known as B chromosomes, these chromosomes are excess chromosomes resulting from unsuccessful meiotic divisions where... 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

Red algae

Red Algae Definition The red algae belong to the phylum Rhodophyta, which literally was derived from the Greek word... Read More

Autotroph

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

Newly identified human brain neuron may have unique genetic signature

Dubbed as "rosehip neuron", a new brain neuron recently discovered is unique based on its morphology and the set of genes it... Read More

Manubrium

The manubrium is a handle-like structure, as in the manubrium of the sternum or of the malleus. In Latin, it translates to... Read More

Lien

Lien An alternate term for spleen and more common to use spleno-. lien accessorius: accessory spleen. lien mobilis: floating... Read More

Leaf

Leaf Definition (botany) A plant organ that is specialized for photosynthesis. Collectively, it constitutes foliage.... Read More

Human Reproduction

Terminology and Concepts Primary reproductive organs are called gonads - testes in the male and ovaries in the female.... Read More

Digestion and Absorption of Food

The gastrointestinal (GI) system includes the gastrointestinal tract (mouth, pharynx, esophagus, stomach, small intestine,... 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

Human Biology – Food and Digestion

Food is what is required by humans to grow and survive, and provide a 'fuel' for the energy needed in our biological... Read More

Photolysis

Photolysis Definition We define photolysis as a chemical process in which chemical compounds or molecules are split into... Read More

Algology

Definition noun (botany) The scientific study of algae (medicine) The branch of medicine that is concerned with the study... Read More

Fruit

Definition noun, plural: fruits (1) (botany) The seed-bearing structure in angiosperms formed from the ovary after... Read More

Chlorophyta

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

Monocyte

Monocytes Definition Monocytes are a subset of white blood cells (WBCs) or leukocytes that originate in the bone marrow.... Read More

Malpighian tubule

Definition noun, plural: Malpighian tubules A tubule extending from the interior (alimentary canal) to the exterior of many... Read More

Apical bud

Apical Bud Definition The apical bud is the type of bud located at the top (apex) of the plant, particularly at the very... Read More

Photosystem

Definition noun, plural: photosystems A multisubunit complex found mainly in the thylakoid membranes of plants and algae,... Read More

Simple fruit

Definition noun, plural: simple fruits A type of fruit that develops from a single or compound ovary with only one pistil... Read More

Multiple fruit

Definition noun, plural: multiple fruits A type of fruit that develops from the ovaries of many flowers growing in a cluster... Read More

Secondary meristem

Definition noun, plural: secondary meristems (''botany') A type of meristem that is involved in the secondary growth and... Read More

Superior pharyngeal constrictor

Definition noun (anatomy) The quadrilateral muscle in the pharynx, located superior to other pharyngeal constrictor muscles,... Read More

Phycology

Definition noun The scientific study of algae or seaweeds Supplement Phycology is a branch of biology that is concerned with... Read More

Cranial nerve

Definition noun, plural: cranial nerves Any of the paired nerves emerging from the brain (including the brainstem but not... Read More

Leucoplast

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