Search Results for: rare
Rare species
rare species A species of animal or plant that is considered rare, threatened, or... Read More
Endoplasmic reticulum
Endoplasmic Reticulum Definition The endoplasmic reticulum is a membrane-bound organelle in cells of eukaryotic cells... Read More
Missense mutation
What is a missense mutation? Literally speaking, a mutation that changes the meaning of the encoded gene sequence is the... Read More
Hermaphrodite
We all know that typically living organisms are divided into two main categories of sex-based on their biological structure.... Read More
Disruptive Selection
An evolutionary process known as disruptive selection (or disruptive natural selection) causes a population to become... Read More
Genetic diversity
Genetic Diversity Definition Each species is composed of individuals with their own set of genes. A gene is the inheritance... Read More
Monogenic disease
Monogenic Disease Definition A monogenic disease is a diseased condition determined by the interaction of a single gene.... Read More
Population Regulation in an Ecosystem
Darwin focused some of this work in regards to the population size of a species, and what factors may affect them. He... Read More
Parasite Rex : Inside the Bizarre World of Nature’s Most Dangerous Creatures
Parasite Rex : Inside the Bizarre World of Nature's Most Dangerous Creatures ... Read More
Actions of Caffeine in the Brain with Special Reference to Factors That Contribute to Its Widespread Use
IV. Actions of Caffeine on Brain Functions and Behavior Having discussed the molecular and neuronal actions of caffeine,... Read More
The role of extinction in evolution
Colloquium Paper Ths paper was presented at a colloquium entled "Tempo and Mode in Evolution" organized by Walter... Read More
A Look Into Natural Selection and its Mechanisms
Charles Darwin is credited with outlining the fundamentals of evolution. He was a smart and eager pupil and protégé, and... Read More
Types of Transplants
Submitted to biologyonline.com on March 7, 2009 Published by biologyonline.com on March 29, 2009 Transplants are... Read More
Population
Living organisms typically prefer to live, grow, and survive in groups. Except for some species that prefer solitude - both... Read More
Sympatric speciation
Speciation is a process of evolution through which two different existing populations evolve and a distinct species form. It... Read More
Hooded prepuce
Hooded prepuce incomplete circumferential formation of foreskin with a dorsal component (the dorsal hood) but an absent or... Read More
Dinoflagellate
A dinoflagellate is a flagellate algae characterized by their two flagella of unequal length. One of the flagella is lying... 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
Chlorophyll
Why are most plants green? Have you ever had the same question? Perhaps, you’ve been told that the plants are green... Read More
Rough endoplasmic reticulum
Rough Endoplasmic Reticulum Definition The rough endoplasmic reticulum (rough ER or rER) is a membrane-bound organelle... Read More
