The cytoskeleton is important because it constitutes the supportive structures of the cell. It is composed of a network of protein fibres and is... View Article
Sclerenchyma is called a dead tissue because the cells have thick lignified secondary walls, which often die when they are matured and have... View Article
Prokaryotes are unicellular because these cells lack a true nucleus and other membrane-bound organelles, including endoplasmic reticulum,... View Article
Bacteria is a prokaryotic unicellular organism, which lacks membrane-bound cell organelles and a true nucleus, which is not bound by a nuclear... View Article
Algae are green in colour because they contain a green coloured pigment called chlorophyll within their cells. Explore More: Algae Stay tuned... View Article
Algae are classified under Kingdom Protista because they are eukaryotic, unicellular organisms and possess the characteristic feature of Kingdom... View Article
The cell membranes are thin because of their structure. It remarkably makes the cell membrane more flexible and the ideal boundary for rapidly... View Article
A double membrane that encloses the nucleus is called the nuclear envelope. This is also known as the nuclear membrane, which consists of an... View Article
Carrot, beetroots, radish and turnip are examples of plants with a taproot. Explore More: Root System Stay tuned with BYJU’S to learn more in... View Article
Ovary. The ovary is a part of a flower, which contains the fertilized ova. After fertilization, it begins to swell and mature into a fruit.... View Article
Agaricus, a genus of mushroom is the world’s most popular edible mushroom. Agaricus are also called button mushroom, which is mainly due to their... View Article
Umbel is nearest to corymb. A corymb is a cluster of the flower with longer lower stalks. Explore More: Flowers And Inflorescence Stay tuned... View Article
All green plants and some algae are examples of eukaryotic cells, comprising chloroplasts, green-coloured pigments within the double-membraned... View Article
A pumpkin has a stem, which is called a peduncle. It is the main stem that holds or supports a group of the stem, or pedicels. Explore More:... View Article
Seeds are classified into different classes. According to the seed certification agency, good classes of seeds comprise the following features:... View Article
No, as non-avian dinosaurs got extinct about 66 million years ago in the Cretaceous–Paleogene mass extinction and the genus Homo (Humans - Homo... View Article
Yes, ionising radiation alters DNA and causes mutation. It can directly cause a break in the double-stranded DNA or can also stimulate the... View Article
Adaptive radiation occurs when an ancestral species evolves rapidly and diversifies into various different species. E.g. Darwin’s finches,... View Article
It took millions of years to recover from mass extinction and for developing biodiversity. The most severe mass extinctions took 15-30 million... View Article
Mass extinction reduces the diversity greatly but it plays an important role in the evolution process. Mass extinctions create new opportunities... View Article
