Trypsin is present in pancreatic juice as trypsinogen, which is the inactive form. It is activated by enterokinase secreted by the intestinal... View Article
Enterokinase is secreted by the intestinal mucosa. It activates trypsinogen to trypsin, present in pancreatic juice. Also Check: What is... View Article
Yes, chymotrypsin is a digestive enzyme secreted by the pancreas as chymotrypsinogen (inactive form). It is a proteolytic enzyme. Also Check:... View Article
Trypsin and chymotrypsin are proteolytic enzymes and are secreted by the pancreas as inactive forms, viz., trypsinogen and chymotrypsinogen.... View Article
Our lungs eliminate large amounts of carbon dioxide through exhalation. Also Check: Do Lungs Have Positive or Negative Pressure? What Is... View Article
Yes, lungs are located in the thoracic cavity. Each lung is surrounded by double-layered pleura and pleural fluid is present between them. The... View Article
Emphysema is a chronic disorder, where alveolar walls are damaged resulting in a decrease in the respiratory surface. Smoking is the primary... View Article
Alveoli present in the lungs have thin and moist walls to facilitate gaseous exchange. They increase respiratory surface area and allow efficient... View Article
In Addison's disease, there is an underproduction of hormones such as cortisol by the adrenal cortex. This occurs due to underactive or damaged... View Article
There are many hormones that are not steroids. Chemically hormones can be proteins or polypeptides such as insulin, glucagon, etc. Epinephrine is... View Article
Too much ACTH stimulates excess production and release of cortisol. Cushing’s disease is the most common cause of hypersecretion of ACTH... View Article
Secretion of ACTH from the pituitary gland is stimulated by corticotropin-releasing hormone (CRH), secreted by the hypothalamus. Also Check:... View Article
ACTH is known as adrenocorticotropic hormone, which is released by the anterior pituitary. It stimulates the synthesis and secretion of... View Article
The term dioecious plants mainly refer to plants having separate male and female reproductive organs. These plants do not have male and female... View Article
Honey Bees are called the most dominant biotic pollinating agents. Also see: What Produces the Pollen Grains? Why Are Pollen Grains Produced... View Article
The formation of pollen from a pollen mother cell is referred to as microsporogenesis. Explore more: Microsporangia Stay tuned to BYJU'S to... View Article
The intine is an inner layer of the pollen grain, consisting primarily of cellulose and pectins and is mainly involved in the maturation of the... View Article
No. Vallisneria is not a terrestrial plant. It is a genus of freshwater aquatic plant and is commonly called tape grass or eelgrass. Explore... View Article
Yes. Pollen grains are dehydrated microspores. Also see: Why Are Pollen Grains Produced In Enormous Quantity In Maize? How Do The Pollen Grains... View Article