Search Results for: diversification
Diversification
An organism in the mainland experiences two competitions namely inter and intraspecific. Hence due to the pressure on the... Read More
Geological Periods
Precambrian Times (Most Ancient) All time before life existed, Earth was still a volatile environment, though the origins... Read More
Angiosperm
Angiosperms Definition What is an angiosperm? An angiosperm is a plant that produces flowers. The angiosperms, also... Read More
Biodiversity
The biological world or life on earth is a marvel that has amazed us since time immemorial. The rich natural diversity of... Read More
The Evolution of Cell Organelles
The previous tutorial page noted the emergence of protists, organisms that possessed a distinct cell nucleus and contained... Read More
Phylogenetics
Phylogenetics Definition Phylogenetics is the scientific study of phylogeny. It studies evolutionary relationships among... Read More
Examples of Natural Selection
Reviewed by: Mary Anne Clark, Ph.D.Darwin's Finches Darwin's finches are an excellent example of the way in... Read More
Genetics and Evolution
Tutorials in Genetics and Evolution immerse on the molecular aspects and the works of nature that led to what every living... Read More
Adaptive radiation
Definition noun The diversification of several new species from a recent ancestral source, each adapted to utilize or... Read More
Living things
Living Things Definition A living thing pertains to any organism or a life form that possesses or shows the characteristics... Read More
Disruptive Selection
An evolutionary process known as disruptive selection (or disruptive natural selection) causes a population to become... Read More
Micronucleus
Definition noun, plural: micronuclei The small type of nucleus in ciliates, and is responsible for cell division in... Read More
Macronucleus
Definition noun, plural: macronuclei The larger type of nucleus involved in non-reproductive functions (as opposed to the... Read More
Sexual selection
What is Sexual Selection? The definition of sexual selection is very interesting in biological terms. The sexual selection... Read More
Dominant species
Dominance is the state of being supreme or dominant. Community dominance refers to the form of dominance where certain... Read More
Evolution of Life – Ancient Earth
Continuing from the previous tutorial investigating the origins of life on Earth....Life began to flourish, and the... Read More
Adaptive Radiation
Reviewed by: Mary Anne Clark, Ph.D.When Charles Darwin was in the Galapagos Islands, one of the first things he... Read More