Search Results for: rats
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
New Zealand’s Unique Fauna
By: Maria Victoria Gonzaga In the previous lesson, we learned about the high biodiversity of New Zealand and how... Read More
Parasitism
Organisms depend on different sources of food to survive. Larger organisms like plants make their own food (autotrophs) and... Read More
Population Growth and Survivorship
By: Maria Victoria Gonzaga Previously, we learned about biodiversity and endemism. Now, let's look at the... Read More
Spermiogenesis
Spermiogenesis Definition Spermiogenesis is the stage of spermatogenesis wherein the spermatids differentiate into mature... Read More
Obligate parasite
Parasitism is a form of symbiosis that occurs between a parasite and its host. The parasite is the organism that generally... Read More
Community Patterns
By: Maria Victoria Gonzaga In the previous lesson, we learned what a population is, its attributes, and processes... Read More
Inbreeding
Inbreeding is a type of breeding or mating where closely related individuals with a common ancestor produce progenies with... Read More
SENI Biometric Analysis on the extinct Scincidae species: Macroscincus coctei (underlined)
Brian L. Schnirel Leeway Corucia Research Center (LCRC) Courtesy: Polyphemos (2004) Introduction: It has been... Read More
Humans are Omnivores – Evidence
A number of popular myths about vegetarianism sprung with no scientific basis. One example of such a myth is that man is... Read More
New Zealand’s Biodiversity
Written by: Maria Victoria Gonzaga Peer-reviewed by: Cathy Buntting, Ph.D. and Andrea Soanes Why is New... Read More
New Zealand’s Unique Geographical History
Written by: Maria Victoria Gonzaga Peer-reviewed by: Cathy Buntting, Ph.D. and Andrea Soanes New Zealand is... Read More
Balantidium coli
Definition noun A parasitic ciliate belonging to the family Balantiididae, and the causative agent of the balantidiasis... Read More
Flehmen response
Definition noun A behavior in certain animals wherein the animal curls back the upper lip thereby exposing the front teeth,... Read More
Omnivorous diet
Definition noun A type of diet in which both animal and plant matter are the main food source Supplement An omnivorous diet... Read More
Natural reservoir
Definition noun A reservoir host harboring the pathogen but shows no ill effects and serves as a source of... Read More
Trophic level
In ecology, a trophic level pertains to a position in a food chain or ecological pyramid occupied by a group of organisms... Read More
Food chain
Everything is a cycle in life. The way organisms consume their food also follows a cycle. This is usually described as the... Read More
Exotic species
Exotic Species Definition What is an exotic species? In biology, an exotic species refers to a plant species or an animal... Read More
Metabolic Water
Definition noun The water produced as an end product of the oxidation of energy-containing molecules such as carbohydrates,... Read More
Dead Man Walking
Dead Man Walking: Wade Davis and the Secret of the Zombie Poison By Patrick D. Hahn Accepted on September 4, 2007 Twenty... Read More
Scent glands
scent glands exocrine glands in animals which secrete scents which either repel or attract other animals, e.g. Perianal... Read More
Reservoir host
Reservoir Host Definition A reservoir host is a host that harbors the pathogen and serves as a source of the infective... Read More
Major histocompatibility complex
Definition noun A cluster of genes on a particular chromosome that specify major histocompatibility... Read More
Gallbladder
Definition noun A small, pear-shaped, muscular, hollow organ responsible for storing bile, and for creating insulin in the... Read More
Definitive host
Different Biological Relationships The biological world is interconnected whether we notice it or not. All the life forms... Read More
Infestation
Definition noun, plural: infestations (ecology) The state of having a large number of pest organisms thriving in a... Read More