Search Results for: branching
Branching tree
Definition noun A branching identification key where the structure of the decision tree is displayed graphically as a... Read More
Dichotomous
Several English words are widely used across different fields of Science. One such term is dichotomous. We often use this... Read More
Nervous tissue
Nervous Tissue Definition Nerve cells (or neurons) and their associated cells, such as neuroglia cells, make up nervous... Read More
Cyanobacteria
Cyanobacteria Definition Cyanobacteria is a group of photosynthetic bacteria widely distributed in various aquatic habitats... Read More
Angiosperm
Angiosperms Definition What is an angiosperm? An angiosperm is a plant that produces flowers. The angiosperms, also... 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
Glycogenesis
Definition noun The metabolic process of producing glycogen from glucose for storage mainly in liver and muscle cells in... Read More
Book lungs
Book Lungs Definition Lungs are known as the organs that help organisms breathe. When we think of lungs, we think of the... 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
Polytomous key
Definition noun A reference tool consisting of three or more characters at each branching point for use in identifying... Read More
Nervous System
THE is the most complicated and highly organized of the various systems which make up the human body. It is the... Read More
Phylogenetics
Phylogenetics Definition Phylogenetics is the scientific study of phylogeny. It studies evolutionary relationships among... Read More
Punctuated equilibrium
Definition noun A theory that describes an evolutionary change happening rapidly and in brief geological events in between... Read More
Collagen fiber
Definition of collagen fiber Collagen fiber is the fiber in the extracellular matrix of connective tissues characterized... Read More
Tight junction
What are tight junctions? Tight junctions are the intercellular barrier between two neighboring endothelial and epithelial... Read More
Plant Tissues
Plants are composed of three major organ groups: roots, stems, and leaves. As we know from other areas of biology, these... Read More
Vascular Plants: Ferns and Relatives
These plants are seedless plants, but unlike the bryophytes, they do have vascular tissue (xylem and phloem). Because of the... Read More
Circulation
Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... Read More
Respiration
Organization of the Respiratory System Each lung is composed of air sacs called alveoli - the sites of gas exchange with... Read More
Anastomosis
Definition noun, plural: anastomoses (1) Interconnection between parts of a branching system forming a network, as in leaf... Read More
Amylopectin
Definition noun, plural: amylopectin A polysaccharide made up of highly-branched polymer of alpha-glucose units, and is a... Read More
Vascular plants
Definition of Vascular plants The term 'vascular' is derived from the Latin word vāsculum, vās, meaning "a container and... Read More
Rough endoplasmic reticulum
Rough Endoplasmic Reticulum Definition The rough endoplasmic reticulum (rough ER or rER) is a membrane-bound organelle... Read More