The Arctic animals are species of animals that are found and known to live and survive in the Arctic tundra region. These animals may be terrestrial animals, birds, or aquatic animals. Some of these arctic animals can be seen when you take a visit to the gate of the arctic national park …
What is Xylem? The xylem of plants is a tissue that transports water and nutrients from the root of the plant to other parts of the plant such as leaves and stems. It is found in vascular plants. This tissue and phloem are the two transport tissues. In plants, there are different …
What are Xylem and Phloem? In plants, there are different plant tissues which include the reproductive tissue, meristematic tissues, and permanent tissues. The complex permanent tissues are the vascular tissues which include the xylem and phloem. They are the two transport tissues of plants. They are present in all vascular plants including …
The cell wall is a structural layer of a cell that is outside the cell membrane and has the primary function of providing the cell with rigidity, support, and protection from mechanical stress. The cell wall function as a filtering mechanism and this semi-rigid thick layer known as the cell wall function …
What is a Protist? A protist is a member of the kingdom Protista which includes all eukaryotic organisms that are not plants, animals, or fungi. In microbiology Protists are simple unicellular eukaryotic organisms though some can be found as a colony of cells or in multicellular form. The majority of protists inhabit …
What is a tertiary consumer? A tertiary consumer in ecology is any organism that gets its nutrition from eating primary and secondary consumers. i.e. they feed on both members of the primary and secondary consumers in a food chain. They feeding on both secondary and primary consumers means that they can either …
What is Binary fission? Binary fission is a kind of asexual reproduction whereby a single cell duplicates its genetic material and separates into two daughter cells that have the ability to grow into the original size of the parent cell. In binary fission, it can be a cell or organelle that splits …
What is a primary consumer? A primary consumer in ecology is an organism that eats plants as food. In an ecosystem where there is a complete food chain, the primary consumer predominantly occupies the second trophic level of the food web or food chain. Herbivores are the commonest primary consumers and they …