Cooksonia is considered to be one of the earliest known vascular plants on earth, with fossils dating back 425 million ago. Register at... View Article
The first signs of hypoxia include confusion, restlessness, and anxiety. If the condition is left untreated, it can eventually reduce the level... View Article
One of the most common side effects in people who undergo dialysis is fatigue. It can also contribute to low blood pressure, muscle cramps and... View Article
Pikaia gracilens was one of the earliest chordates discovered to date. Regarding its phylogenetic position, scientists are still unclear. In... View Article
Bryophytes are dependent on water for their life cycle. Hence, they are usually found in environments with water, such as creeks and forest.... View Article
Bile juice is produced in the liver. It is stored and concentrated in the gallbladder. Bile is released in the duodenum by the hepato-pancreatic... View Article
The pancreas secretes bicarbonates, which helps in neutralising stomach acid. It provides optimal pH (7.8) for enzyme activities and protects the... View Article
Yes, pancreas secretes bicarbonate. It helps in neutralising acid and protecting the intestinal mucosal lining. It also provides optimal pH... View Article
Secretin and cholecystokinin (CCK) are the two hormones that stimulate pancreatic secretion. Secretin stimulates the secretion of water and... View Article
Pancreatic juice is alkaline. It contains bicarbonates, which neutralises acid and protects intestinal mucosa. It provides an alkaline medium for... View Article
Pepsin is secreted as pepsinogen, a proenzyme, which is inactive from the chief cells of gastric glands. It is a strong proteolytic enzyme and... View Article
Pepsin is a proteolytic enzyme secreted by the gastric glands. The optimal pH for pepsin is 1.8, i.e. highly acidic. Also Check: What is... View Article
Pituitary gland is called the master gland. The anterior pituitary and posterior pituitary releases various hormones which stimulate the release... View Article
A sigmoid or S-shaped curve is obtained when the percentage saturation of oxygen is plotted against the partial pressure of oxygen, i.e. pO2. It... View Article
The other name of vasopressin is an antidiuretic hormone or ADH as it reduces water loss through urine. ADH deficiency leads to diabetes... View Article