Does Endoplasmic Reticulum Contain DNA?
Endoplasmic reticulum does not contain DNA. DNA is primarily present in the nucleus and also present in the mitochondria and... View Article
Latest Posts
What Is Placentation?
Placentation refers to the arrangement of ovules in the ovary of the flower. Types of placentation are parietal, marginal, axile,... View Article
What Are Glucocorticoids?
Glucocorticoids are steroid hormones secreted from the adrenal cortex and are involved in the regulation of carbohydrate metabolism. E.g. cortisol.... View Article
What Is the Function of Trypsin and Chymotrypsin?
Trypsin and chymotrypsin are digestive enzymes that break down proteins. They are secreted as a zymogen (trypsinogen and chymotrypsinogen) from... View Article
How Does pH Affect Oxygen Dissociation Curve?
A decrease in pH or increase in H+ ion concentration decreases the haemoglobin’s affinity for oxygen and favours the dissociation... View Article
Is Trypsin the Same as Trypsinogen?
Trypsin is secreted as zymogen from the pancreas, which is called trypsinogen. Trypsinogen is the inactive form and is activated... View Article
Who Discovered Trypsin?
Trypsin was discovered by Wilhelm Kühne. He observed that it is secreted as an inactive proenzyme (trypsinogen) from the pancreas.... View Article
How Does Increased PCO2 Affect the Release of Oxygen?
The increased partial pressure of CO2 (pCO2) favours the dissociation of oxyhaemoglobin. This is the reason for the release of... View Article
What Does the Oxyhemoglobin Dissociation Curve Tell Us?
The oxyhemoglobin dissociation curve relates the percentage saturation of haemoglobin with the partial pressure of oxygen (pO2). It tells about... View Article
What Is Formed When Carbon Monoxide Binds to the Haemoglobin Molecule?
When carbon monoxide binds to haemoglobin, carboxyhemoglobin is formed. Carbon monoxide has 200 times more affinity than oxygen for haemoglobin.... View Article
Where Does Hemoglobin Release Oxygen in the Body?
Oxygen is dissociated from oxyhaemoglobin in tissues, where pCO2 is high and pO2 is low. Also Check: Do Lungs Have... View Article
Where Does Haemoglobin Become Oxyhaemoglobin?
Haemoglobin binds to oxygen in the alveoli, where pO2 is high and pCO2 is low. Haemoglobin bound to oxygen is... View Article
What Causes Right Shift in Oxyhemoglobin Dissociation Curve?
The oxygen dissociation curve is obtained by plotting the percentage saturation of haemoglobin with oxygen against the partial pressure of... View Article
Which Hormone Is Responsible for Facial Hair Growth in Females?
Ovaries and adrenal glands produce small amounts of androgens such as testosterone in females. Higher than normal levels of androgens... View Article
Is CO Binding to Hemoglobin Reversible?
The binding of CO (carbon monoxide) to haemoglobin is not irreversible but it has much more (~200 times) affinity to... View Article
How Does Insulin Work in the Body?
Insulin is secreted by beta cells of Islets of Langerhans present in the pancreas. It is involved in glucose homeostasis... View Article
What Is Another Name for Somatostatin?
Somatostatin is also known as growth hormone-inhibiting hormone as it inhibits the release of growth hormone from the pituitary gland.... View Article
At What pH Does Pepsin Work Best?
Pepsin is a proteolytic enzyme secreted by the chief cells of gastric glands as a proenzyme pepsinogen. It is activated... View Article
What Is The Carboniferous Period?
The carboniferous period of coal deposition was 200 to 300 million years ago. Carboniferous Period is the fifth interval of... View Article
What Is Abiogenesis?
The term abiogenesis refers to spontaneous generation. It also refers to the origin of life from non-living substances. The theory... View Article
