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...
The Evolution of Cell Organelles
The nucleus containing the genetic material, DNA, and the mitochondria, well-identified as the "powerhouse of the cell",..
Still Water Animals
Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..
Respiration
The human respiratory system is an efficient system of inspiring and expiring respiratory gases. This tutorial provides ..
Insects
There are more species of insects than any other species combined. This surely illustrates that insects have the selecti..
Chemical Composition of the Body
The body is comprised of different elements with hydrogen, oxygen, carbon, and nitrogen as the major four. This tutorial..
DNA Structure & DNA Replication
DNA is a double helix structure comprised of nucleotides. A nucleotide, in turn, is made up of phosphate molecule, deoxy..