Root cutting

Certain species are capable of expressing characteristics indicative of the state of the ecosystem they occupy. They are..

Planktons are microscopic organisms that live suspended in aquatic habitats. There are two groups: the phytoplanktons an..

Viruses possess both living and non-living characteristics. This unique feature distinguishes them from other organisms...

Plants, like animals, produce hormones to regulate plant activities, including growth. They need these hormones to respo..

Lymphocytes are a type of white blood cell capable of producing a specific immune response to unique antigens. In thi..

Bryophytes (nonvascular plants) are a plant group characterized by lacking vascular tissues. They include the mosses, th..

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