pawn
mutant of Paramoecium that, like the chess piece, can only move forward and is unable to reverse to escape noxious stimuli. Defect is apparently in the voltage sensitive calcium channel of the ciliary membrane.
Dictionary > Pawn
You will also like...

Stems
Stems primarily provide plants structural support. This tutorial includes lectures on the external form of a woody twig ..

Human Perception – Neurology
This tutorial investigates perception as two people can interpret the same thing differently. Know more about human perc..

A Balanced Vitamin Diet – Vitamins A – K
A balanced diet is essential to a healthy organism. Insufficiency or too much of a particular element or compound, such ..

Arthropods
The arthropods were assumed to be the first taxon of species to possess jointed limbs and exoskeleton, exhibit more adva..

Chromosome Mutations
Mutations can also influence the phenotype of an organism. This tutorial looks at the effects of chromosomal mutations, ..

Photosynthesis – Photolysis and Carbon Fixation
Photosynthesis is the process that plants undertake to create organic materials from carbon dioxide and water, with the ..