(Science: chemistry, physics) An atom with an unstable nucleus, which emits particulate or electromagnetic... Read More
(Science: physics) The process by which a spontaneous change in nuclear state takes place. This process is... Read More
Giving off... Read More
treatment by ionising radiation, such as x-rays or radioactive sources such as radioactive iodine seeds.
See:... Read More
(general) The state or the process of being active and/or effective
(biochemistry) The process of making a... Read More
A DNA sequencing technique developed in 1976-1977 by Allan Maxam and Walter Gilbart to identify the sequence... Read More
A type of radioactive equilibrium in which the half-life of the precursor (parent) radioisotope is so... Read More
noun, plural: half-lives
(1) Biological half-life, i.e. the period in which the amount of substance inside the... Read More
1. To incorporate into a compound a substance that is readily detected, such as a radionuclide, whereby its metabolism... Read More
(biochemistry) A substance that cannot be... Read More
Carbon is one of the chemical elements found in nature. A chemical element refers to the pure substance of one type of atom.... Read More
(Science: radiobiology) propagation of energy through space. In the context of this report, it is electromagnetic... Read More
Hydrogen is one of the chemical elements found in nature. A chemical element refers to the pure substance of one type of... Read More
(1) The change in the environment caused by natural or artificial input of harmful contaminants into the... Read More
1. The state of being active, the ability to produce some effect, the extent of some function or action.
2.... Read More
What is metabolism in the body? Metabolism encompasses the various biochemical processes, reactions,... Read More
Prokaryote refers to any of the group of organisms primarily characterized by the lack of true nucleus and other... Read More
(Science: enzyme molecular biology) enzyme involved in dna replication. The dna ligase of E. Coli seals nicks in... Read More
The process by which anything is disintegrated; the condition of anything which is disintegrated.
(Science:... Read More
What are bacteria? What is the definition of bacteria in biology? Bacteria are defined as organisms... Read More
(Science: enzyme) A haem enzyme that catalyses reduction of hydrogen peroxide by a substrate that loses two... Read More
to pass gradually from a sound, prosperous, or perfect state, to one of imperfection, adversity, or dissolution; to... Read More
You might have come across news of some barren lands turning into luscious grasslands or forests after decades? Or you might... Read More
Reviewed by: Mary Anne Clark, Ph.D.
Polyploidy is defined as the state of being polyploid, which... Read More