Search Results for: experiment
Unconditioned stimulus
An unconditioned stimulus inherently triggers an automatic response, not reliant on deliberate prior learning. In contrast... Read More
Pulse-chase experiment
pulse-chase experiment An experiment in which an enzyme, a metabolic pathway, a culture of cells, etc., interacts with a... Read More
Independent variable
Independent Variable Definition To define an independent variable, let us first understand what a variable is. The word... Read More
Controlled experiment
Definition noun A scientific investigation in which both the control group and experimental group(s) are kept under... Read More
Inheritance and Probability
Reviewed by: Mary Anne Clark, Ph.D.Gregor Mendel, an Austrian monk, is most famous in this field for his study... Read More
Incomplete dominance
Incomplete Dominance Definition After Gregor Mendel discovered inheritance laws, the term ''incomplete dominance'' was... Read More
Hypothesis
What Is Hypothesis? A scientific hypothesis is a foundational element of the scientific method. It's a testable statement... Read More
Controlled variable
Definition noun, plural: control variables A variable that remains unchanged or held constant to prevent its effects on the... Read More
Spontaneous generation
Definition noun plural: spontaneous generations The previously popular notion that living organisms arise or develop from... Read More
Experiment
Noun: a procedure done in a controlled environment for the purpose of gathering observations, data, or facts, demonstrating... Read More
Null hypothesis
Null Hypothesis Definition Null hypothesis is defined as “the commonly accepted fact (such as the sky is blue) and... Read More
Biogenesis
Biogenesis Definition Biogenesis refers to the idea or the process whereby a living thing comes from another living thing,... Read More
On Mate Selection Evolution: Are intelligent males more attractive?
A study published in Science on January 11 seems to be the first to lay empirical evidence that concur with Charles Darwin's... Read More
Dependent variable
Definition noun, plural: dependent variables (mathematical modeling) The variable in a functional relation whose value is... Read More
Phenotypic ratio
Phenotypic Ratio Definition How would one define phenotypic ratio? The correlation between the amount of offspring that... Read More
Endosymbiotic theory
A eukaryotic cell is distinct from a prokaryotic cell by the presence of membrane-bound cellular structures called... Read More
Allopatric speciation
We can define speciation as a process by which the novel genetically independent group of organisms are formed through the... Read More
Control variable
Definition noun, plural: control variables A variable that remains unchanged or held constant to prevent its effects on... Read More
Calvin cycle
Calvin Cycle Definition The Calvin cycle, also known as the Calvin Benson cycle or the dark reactions, is a series of... Read More
Stannius ligature
Definition noun A ligature done in between the sinus venosus and the atrium or around the atrioventricular junction of an... Read More
Observation
Definition noun, plural: observations (1) The act of attentive watching, perceiving, or noticing (2) The data measured,... Read More
Independent Assortment
Independent Assortment Definition Independent assortment refers to the alleles or genes that sort into the newly formed... Read More
Triplicate
Definition noun, plural: triplicates One of the three identical copies or replicates verb To make three copies... Read More
First-order kinetics
What is a First-Order Kinetics (First-Order Reaction)? First-order kinetics refers to a reaction wherein the overall rate... Read More
Generation of resting membrane potential
Stephen H. WrightDepartment of Physiology, College of Medicine, University of Arizona, Tucson, Arizona 85724... Read More
Secondary succession
We all have come across news where forest lands got destroyed by wildfires. Or sometimes we have read about an entire... Read More
Probability
Probability DefinitionHow do you define probability? In science, probability is a measurement tool that calculates the... Read More