41 results found

Search Results for: emerge

Nervous tissue

Nervous Tissue Definition Nerve cells (or neurons) and their associated cells, such as neuroglia cells, make up nervous... 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

Law of biogenesis

Law Of Biogenesis Definition Law of Biogenesis states that life arises from pre-existing life, not from nonliving matter.... Read More

Biogenesis

Biogenesis Definition Biogenesis refers to the idea or the process whereby a living thing comes from another living thing,... Read More

Dicotyledon

Definition noun, plural: dicotyledons A group of flowering plants belonging to the class Magnoliopsida of Angiospermae... Read More

Coccygeal spinal nerve

Definition noun, plural: coccygeal spinal nerves Any of the pair of nerves that emerge from the coccygeal region of the... Read More

Mosaicism

Cells often go through many divisions before they become a part of an organism’s genetic make-up. This leaves room for... Read More

Hilum

Definition noun, plural: hila (botany) The scar on a seed or a spore at the site where it was attached to its stalk during... Read More

Dicot

Definition noun, plural: dicotyledons A group of flowering plants belonging to the class Magnoliopsida of Angiospermae... Read More

Spontaneous generation

Definition noun plural: spontaneous generations The previously popular notion that living organisms arise or develop from... Read More

Heterotroph

Heterotroph Definition What is a heterotroph? Does a heterotroph make its own food? In biology and ecology, a heterotroph... 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

Pollen Grain

What are Pollen Grains? Plants are unique structures and so they carry out mechanisms in special ways. Fertilization in... Read More

The FIFTH MIRACLE: The Search for the Origin and Meaning of Life

 The FIFTH MIRACLE: The Search for the Origin and Meaning of Life    ... Read More

Olfactory nerve

Definition noun, plural: olfactory nerves The cranial nerve comprised of sensory nerve fibers that carry impulses for the... Read More

Pneumatophore

Definition noun, plural: pneumatophores (botany) A specialized aerial root, such as in certain mangrove species, that stick... Read More

Eudicotyledon

Definition noun, plural: eudictoyledons Any of the tricolpate angiosperms characterized mainly by having two cotyledons in... 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

Terminal nerve

Definition noun, plural: vagus nerves A small cranial nerve that courses anteriorly along the olfactory... Read More

Spinal nerve

Definition noun, plural: spinal nerves Any of the pairs of nerves emerging from the spinal cord, where each pair is attached... Read More

Synapsid

Any member of the Synapsida clade of animals is referred to as a synapsid. They are believed to have descended from the... Read More

Stems

External Form of a Woody Twig A woody twig, or stem, is an axis with leaves attached. The leaves are arranged in various... Read More

Brachium pontis

Brachium pontis --> middle cerebellar peduncle The largest of three paired cerebellar peduncles, composed mainly of... Read More

Vegetative propagation

Definition noun A method of plant propagation not through pollination or via seeds or spores but by way of separating new... Read More

Taxonomy

Taxonomy Definition The term "taxonomy" was developed from two Greek words, "taxis," meaning arrangement, and "nomia,"... Read More

Embryology

Embryology Definition Embryology is a branch of biology that deals with the topics concerning gamete formation... Read More

Life

Life Definition Life is a characteristic of a living organism that distinguishes the latter from a dead organism or a... Read More

Sympatric speciation

Speciation is a process of evolution through which two different existing populations evolve and a distinct species form. It... Read More

Organ

Definition Of Organ An organ is a collection of tissues that carries out a function or set of related ones. An organ often... Read More

Mitosis

Mitosis Definition What is mitosis? In biology, mitosis refers to the cellular process where a single cell divides... Read More

Natural selection

Natural Selection Definition What is natural selection in biology? Natural selection is defined as a process in nature... Read More

Abiogenesis

Definition noun plural: abiogeneses a·bi·o·gen·e·sis, eɪbaɪəʊˈdʒɛnəsɪs (1) The idea that primitive life... Read More

Cell membrane

Cell Membrane Definition Just like any non-living body possesses a plastic or paper packaging material that keeps the... Read More

Homology

In biology, homology refers to similarities caused by shared ancestry between two structures or genes from distinct species.... Read More

Tetrapod

Definition noun, plural: tetropods A vertebrate with four limbs or leg-like appendages Supplement Tetrapods pertain to the... Read More

Vegetative reproduction

Definition noun A type of asexual reproduction employed by plants wherein new independent individuals emerge from the... Read More

Cell adhesion

Cell Adhesion Definition Cell adhesion is the process in which a cell uses a specialized complex of proteins to get... Read More

Embryo

An embryo refers to the early developmental stage of a multicellular organism that follows fertilization. This stage... Read More

Seedling

Definition noun, plural: seedlings (botany) A young sporophyte that grows from a seed; a (recent) sprout Supplement A... Read More

Blastula

Human embryology is a fascinating subject and has succeeded in captivating the attention of human beings for ages.... Read More