73 results found

Search Results for: adaptations

Physiological adaptation

If we look over evolutionary history, we find that it’s neither the most genius and intelligent nor the strongest and the... Read More

Tree

“The biological diversity is plenty if you look around yourself a little closely; with an eye for life!” … People... Read More

Zoology

Zoology Definition Zoology is an ever-evolving branch of Biology dealing with the members of the Kingdom Animalia. It... Read More

Still Freshwater & Plants

Plants in the freshwater community provide a means of food for herbivores and harness new energy into the community as a... Read More

Lotic Communities & Animals

A running water environment offers numerous microhabitats that simulate favorable conditions for many types of animals to... Read More

Predation

In ecology, predation is a mechanism of population control. Thus, when the number of predators is scarce the number of... Read More

Adaptation

Adaptation Definition In biology and ecology, adaptation refers to the process of adjusting behavior, physiology, or... Read More

Plant Water Regulation

A plant requires water as an essential ingredient of photolysis, the photochemical stage of photosynthesis where water is... Read More

Amphibians & Early Reptiles

Amphibia Definition (Science: zoology) Amphibia is one of the classes of vertebrates. The amphibia are distinguished by... Read More

Vascular plants

Definition of Vascular plants The term 'vascular' is derived from the Latin word vāsculum, vās, meaning "a container and... Read More

Omnivore

Organisms need to eat food in order to gain energy and survive in the ecosystem. Often, living things are categorized by how... Read More

Realized niche

What is a niche? A niche can be defined as the means by which a species or an individual interacts with its environment. In... Read More

Intermediate host

Intermediate Host Definition When looking at the relationships amongst different biological members of our biosphere, we... Read More

Animal Water Regulation

Homeostatic control, a set environment, and how evolution and natural selection drives a species to adapt to its environment... Read More

Macrophytes

Introduction    Examples of Macrophytes. (Source: Canada's AquaticEnvironments) ... Read More

Fruits, Flowers, and Seeds

Flowering plants grow in a wide variety of habitats and environments. They can go from germination of a seed to a mature... Read More

Camelid

Camelid Definition A canelid refers to any of the even-toed ungulates of the family Camelidae, e.g. camels, llamas,... Read More

Lotic Communities & Algae

In general, the diversity of plant species in a lotic community is small compared to that of a still water (lentic)... Read More

Arboreal

Arboreal Definition Arbor is a Latin word meaning "tree". Thus, arboreal means "related to or pertaining to trees". The... Read More

Homeostasis of Organism Water Regulation

Osmoregulation Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling 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

Arthropod

Arthropod Definition What is an arthropod? An arthropod is an invertebrate living organism characterized by the presence of... Read More

Gamete

Definition of Gamete What is a gamete? A gamete is the mature reproductive or sex cell that contains a haploid number of... Read More

Muscles of the Apes – a thwack on human muscle evolution

Summary: A recent finding suggests that apes do have the muscles for bipedalism, vocal communication, and facial... Read More

Leaves

Leaves are highly efficient solar energy converters. They capture light energy and through the process of photosynthesis.... Read More

Systematics

Definition noun The branch of biology that deals with the (study of) classification systems and nomenclature of... Read More

Ecosystem

Ecosystem Definition An ecosystem is a system consisting of biotic and abiotic components that function together as a unit.... Read More

Rhizophora

Definition noun (botany) A genus of the family Rhizophoraceae which includes the true mangroves Supplement Rhizophora is a... Read More

Adaptation Tutorial

Adaptation, in biology and ecology, refers to the process or trait through which organisms or the populations in a habitat... Read More

Cactus

Definition noun, plural: cacti Any of the plants of the family Cactaceae that are often characterized by having thick,... Read More

Arboreal locomotion

Definition noun A form of locomotion of animals that live in and move through trees Supplement Locomotion pertains to the... Read More

Cactoidea

Definition noun (plant taxonomy) The largest subfamily of the cactus family comprised of the tribes: Browningieae, Cacteae,... Read More

Behavioural ecology

Definition noun The study of behavioral adaptations and interactions of animals within a population in relation to the... Read More

Biology: Concepts & Connections with Student CD-ROM (5th Edition)

Biology: Concepts & Connections with Student CD-ROM (5th Edition)   ... Read More

The Water Cycle

The water cycle (sometimes referred to as the hydrological cycle) is the continuous transfer of water from air, sea land and... Read More

Freshwater Ecology

Freshwater ecology focuses on the relations of aquatic organisms to their freshwater habitats. There are two forms of... Read More

Stems

External Form of a Woody Twig A woody twig, or stem, is an axis with leaves attached. The leaves are arranged in various... Read More

Water in Plants

The movement of molecules, specifically water and any solutes, is vital to understand in light of plant processes. This will... Read More

Arthropods

There are over two million species of arthropods, who initially arrived on Earth in the middle of the Cambrian period.... Read More

Insects

To learn more about arthropods, look at the previous tutorial. The Class Insecta of the Arthropoda Phylum is by far the... Read More