Introduction Our body produces special chemical messengers called hormones, which are imperative in ensuring an efficient system of coordination and control, along with the nervous system. Different types of hormones are produced by a variety of different endocrine glands, across the body. These hormones ensure normal and efficient functioning. What ... Read More

Introduction Lysosome is an important membrane-bound cell organelle that is present in the eukaryotic cell of animals. The area that is present between the membrane is called the lumen. The lumen is acidic in nature due to its pH level which lies between 4.5 to 6. It contains digestive enzymes ... Read More

Introduction Gonadotropins are heterodimeric peptide hormones that are released by the hypothalamus and pituitary gland. Gonadotropin hormones include Follicle stimulating hormone (FSH), Luteinizing hormone (LH), Chorionic gonadotropin (hCG), and Gonadotropin-releasing hormone (GnRH). FSH and LH are secreted by the anterior pituitary gland while hCG is produced by the placenta. GnRH ... Read More

Introduction A network of organs and tissues constitutes the respiratory system. Lungs are the part of the respiratory system that helps us to breathe. Lung diseases refer to the disorders of the lungs that restrict them to function properly. Lung diseases affect the respiratory and pulmonary functions of the lungs. ... Read More

Introduction Cancer is the uncontrolled and undifferentiated mass of cells. When our body cells divide out of control and lose the property of contact inhibition, they keep on dividing and form a lump of tissue that doesn’t have an organized structure and is termed "cancer cells." Normal cells grow and ... Read More

Introduction A network of organs and tissues constitute the respiratory system. Lungs are the part of the respiratory system that helps us to breathe. The disorders that restrict the lungs to function properly are known as lung diseases. Lung cancer is a type of lung disease. It can affect any ... Read More

Introduction Oxytocin is a natural hormone that is secreted by the hypothalamus, but it is stored and secreted into the bloodstream by the posterior pituitary gland. It controls various aspects of the male and female reproductive systems as well as human behaviour. Oxytocin is derived from a Greek word ... Read More

Introduction Lizards come under the group of reptiles. There are currently around 5000 species of lizards, some having four legs, and some having two legs. Some of the species do not have legs and resemble snakes, and they are found in a variety of colours. They have a short head, ... Read More

Introduction Living fossils might be living, but they do not retain the primitive features of their ancestors. Due to the prolonged adaptation, the behavior and survival capacity of living fossils is much more advanced than their ancestors. There are various schools of thought provided by different scientists, that living fossils ... Read More

Introduction Lipoproteins contain both fats and proteins. They are found in both soluble complexes (egg yolk, mammalian blood plasma, etc.) and insoluble ones like cell membranes. It carries cholesterol and triglycerides to different cells of the body. Apart from the genetic condition, lipoproteins levels may be increased due to the ... Read More