The process of parturition in cattle is called calving. As seen in other livestock, reproduction in cattle is of paramount importance. Large... View Article
The phenomena of delivery of a fully grown fetus upon the completion of the normal gestational period is parturition. During the whole pregnancy,... View Article
Developing directly from the spore, Protonema, is the first stage (haploid phase) in the life cycle of mosses. It is a thread-like chain of... View Article
The Umbilical cord The Umbilical cord (length of about 22–24 inch) attaches the fetus to the placenta. It consists of two umbilical arteries and... View Article
One pollen cannot fertilise more than one ovule. Hence, it leads to the formation of one seed. Explore answers to more such questions at BYJU'S.... View Article
Cells of the body require oxygen to perform cellular respiration for energy. As oxygen-rich blood moves through cells, they drop off oxygen,... View Article
Double coconut. The fruit of the palm tree, double coconut, also known as Lodoicea maldivica or coco-de-mer is known to produce the heaviest and... View Article
Middle lamella is present in the plant cells and develops from the cell plate during cytokinesis. It acts as a cementing layer between the cell... View Article
Plant life cycle describes the various stages of plant life. The main stages in the life cycle of a plant are seed germination, seedling... View Article
Cockroach’s blood is colourless due to absence of haemoglobin. Cockroaches do not transport oxygen through their blood. Further reading:... View Article
Prokaryotic cells are significantly smaller than eukaryotic cells. The small size allows quick diffusion of organic substances and ions inside... View Article
Sclerenchyma consists of the thick cell wall with deposition of lignin. They are mostly dead and do not have protoplasts. They provide mechanical... View Article
Calcium ions are responsible for muscle contraction. The action potential stimulates the release of calcium ions from the sarcoplasmic reticulum,... View Article
The gastrointestinal tract or alimentary canal ends at the anus. It starts with the mouth and ends at the anus, from where the undigested food or... View Article
The middle lamella is present between the cell wall of two adjoining plant cells. It is present outside the cell wall. The cell plate formed at... View Article
There are numerous florets present on the flower head of a sunflower. The outer sterile florets are called ray florets and flowers at the centre... View Article
Golgi body is present in eukaryotic cells. It consists of many parallelly stacked disc-shaped sacs known as cisternae. The main function of the... View Article
The circulatory system of organisms can be of open or closed type. Open circulatory system - It is present in invertebrates, e.g. arthropods... View Article
The nucleolus is present inside the nucleus of eukaryotic cells. It is the site of rRNA transcription and ribosome assembly. The size of nucleoli... View Article
