Search results
Results from the WOW.Com Content Network
A close up of an inoculation needle. An inoculation needle is a laboratory equipment used in the field of microbiology to transfer and inoculate living microorganisms. [1] [full citation needed] It is one of the most commonly implicated biological laboratory tools and can be disposable or re-usable. [1]
The air flow can be controlled by opening or closing the slot openings at the base of the barrel, similar in function to the choke in a carburettor. A Bunsen burner situated below a tripod If the collar at the bottom of the tube is adjusted so more air can mix with the gas before combustion, the flame will burn hotter, appearing blue as a result.
The Philippines' Bureau of Fisheries and Aquatic Resources (Filipino: Kawanihan ng Pangisdaan at Yamang-tubig, [2] abbreviated as BFAR), is an agency of the Philippine government under the Department of Agriculture responsible for the development, improvement, law enforcement, management and conservation of the Philippines' fisheries and aquatic resources.
Historically, the definition of a scientific instrument has varied, based on usage, laws, and historical time period. [1] [2] [3] Before the mid-nineteenth century such tools were referred to as "natural philosophical" or "philosophical" apparatus and instruments, and older tools from antiquity to the Middle Ages (such as the astrolabe and pendulum clock) defy a more modern definition of "a ...
Fish can be manually stripped of eggs and sperm by stroking the anaesthetised fish under the pectoral fins towards the anus causing gametes to freely flow out. Environmental manipulation : Thermal shock, where cool water is alternated with warmer water in flow-through tanks can induce spawning.
McIntosh and Fildes' anaerobic jar is an instrument used in the production of an anaerobic environment. This method of anaerobiosis as others is used to culture bacteria which die or fail to grow in presence of oxygen . [1] [2] It was originally introduced by James McIntosh, Paul Fildes and William Bulloch in 1916. [3]
Tail flick test apparatus. The tail flick test is a test of the pain response in animals, similar to the hot plate test. It is used in basic pain research and to measure the effectiveness of analgesics, by observing the reaction to heat. It was first described by D'Amour and Smith in 1941. [1]
This measurement excludes the length of the caudal (tail) fin. [1] Total and fork length of a fish. Total length (TL) is the length of a fish measured from the tip of the snout to the tip of the longer lobe of the caudal fin, usually measured with the lobes compressed along the midline. It is a straight-line measure, not measured over the curve ...