Search Results for: sponge
A New Theory on the Origin of Animal Multicellularity
Multicellular life, purportedly, started around 600 million years ago. From single-celled, certain organisms eventually... Read More
Spongy bone
Spongy bone, also known as cancellous bone or trabecular bone, is a type of bone tissue found at the ends of long bones and... Read More
The Evolutionary Development of Multicellular Organisms
The beginning of the Cambrian era saw a widespread arrival of multi-cellular organisms, particularly in the form of sponges.... 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
The Origins of Life
This tutorial digs into the past to investigate the origins of life. The section is split into geological periods in the... Read More
Gap junction
Definition noun, plural: gap junctions A type of cell junction characterized by the intercellular channel that is formed in... Read More
Chondroblast
There are two forms of cells in cartilage: chondroblasts and chondrocytes. The chondroblasts are cells that secrete the... Read More
Kingdom Animalia
Kingdom Animalia Definition Each person can say that they know of or can name at least one animal. However, do people know... Read More
Human fibrin foam
Human fibrin foam a dry artificial sponge of human fibrin prepared by clotting with thrombin a foam of a solution of human... Read More
Cancellous bone
Definition noun (1) The osseous tissue that fills the interior or cavity of bones with a latticework of small spicules or... Read More
Trabecular bone
Definition noun (1) The osseous tissue that fills the interior or cavity of bones with a latticework of small spicules or... Read More
Adipose tissue
Adipose Tissue Definition Adipose tissue, a specialized variety of connective tissue, is composed of lipid-rich cells known... Read More