19 results found

Search Results for: bend

Flagellum

Flagellum Definition Flagellum is a slender, hair-like structure composed of a complex arrangement of multiple proteins,... Read More

Cis fatty acid

Definition noun, plural: cis fatty acids A fatty acid in a cis configuration, i.e. two hydrogen atoms adjacent to the double... Read More

Roots

Upon seed germination, the embryo root, called the radicle, grows and develops into the first root. The radicle may thicken... Read More

Loop

Loop 1. A fold or doubling of a thread, cord, rope, etc, through which another thread, cord, etc, can be passed, or which a... Read More

Fangs

Fang 1. (Science: zoology) The tusk of an animal, by which the prey is seized and held or torn; a long pointed tooth;... Read More

Intraspecific competition

Definition noun (ecology) A form of competition between members of the same species Supplement In biology, competition... Read More

photobiology

Photobiology Definition Photobiology, the biology of light, is a subdiscipline in biology. It focuses on the effects of... Read More

Plant Auxins – Phototropism & Geotropism

As with animals, plants also use a variety of hormones to control their growth and development. A family of hormones called... Read More

A Balanced Vitamin Diet – Vitamins A – K

As mentioned in the previous tutorial, a balanced diet is essential to a healthy organism. Deficiencies in particular... Read More

Hydrogen bond

Definition noun plural: hydrogen bonds A type of chemical bond that is formed when the slightly positive hydrogen atom of... Read More

Cilium

Cilia Definition Cilia are hair-like structures found on the surface of many types of cells, including some mammalian... Read More

Silent mutation

A mutation is a change in the nucleotide sequence of a gene or a chromosome. When there is only one nucleotide involved, it... Read More

Limbus

1. An extramundane region where certain classes of souls were supposed to await the judgment. As far from help as Limbo is... Read More

Replicate

Definition noun Any from a set of copies or repetitions, especially of a laboratory or research procedure. verb To make an... Read More

Stimulus

We can detect hot or cold environments using our sense of temperature. When the temperature is too hot, sweating... Read More

Competition

Definition noun (ecology) A symbiotic relationship between or among living things that compete for a limited resources,... Read More

Valgus

Valgus Definition Valgus means "outwardly turned bone". ‘Valgus’ refers to anatomical bone deformity wherein a part of... Read More

Trap

trap (Science: geology) An old term rather loosely used to designate various dark-coloured, heavy igneous rocks, including... Read More

Gene Regulation in Eukaryotes

Reviewed by: Mary Anne Clark, Ph.D. Eukaryotic Gene Structure In prokaryotes the DNA is located in the... Read More