What Mainly Regulates The Osmotic Expansion Of A Cell Kept In The Water?
The osmotic expansion of a cell kept in water is mainly regulated by vacuoles. Vacuoles are non- cytoplasmic areas found... View Article
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In Prokaryotes, Is Polysome An Inclusion Body?
An inclusion body is any of different particulate structures, typically proteins. They are formed after viral infections in a eukaryotic... View Article
Where Is Smooth Endoplasmic Reticulum Found?
Smooth endoplasmic reticulum (SER) is a system of smooth membranes, these membranes lack ribosomes. They are found within the cytoplasm... View Article
How Are Chloroplasts And Mitochondria Similar?
Chloroplasts and mitochondria are semi-autonomous organelles possessing their own DNA producing their own tRNA, mRNA and rRNA. Such organelles have... View Article
Why Are Enzymes Of Lysosomes Also Called Acid Hydrolases?
Lysosomes are tiny vesicles, bound by one membrane. It contains hydrolytic enzymes in the form of tiny semi-crystalline or crystalline... View Article
Are Pili And Fimbriae Mainly Involved In The Motility Of Bacterial Cells?
Pili and fimbriae are bacterial appendages, they are not involved in locomotion. Pili are long, lesser and thicker tubular outgrowths... View Article
Why Are Mitochondria The Powerhouse Of The Cell?
Mitochondria are small biochemical factories where respiratory substrates or foodstuffs are completely oxidized to water and carbon dioxide. Initially, the... View Article
Which Meristem Helps In Increasing The Girth?
Lateral meristems assist in increasing girth. These lateral meristems assist in the lateral growth of the plant, the growth in... View Article
What Is Suberin?
The cork cells or phellem are dead, having deposition of a fatty substance called the suberin. It is a polyester... View Article
Do Monocot Leaves Possess Intercalary Meristem?
Monocot leaves comprise intercalary meristem. The intercalary meristem is effective for localized growth. They may have been detached or separated... View Article
Where Does Collenchyma Occur?
Collenchyma is seen in climbing stems, in the petioles and the stem of dicot herbs. It has a high water... View Article
What Is Grafting?
Grafting is a technique wherein the cambium comprising shoot of one plant is attached to the cambium bearing stump of... View Article
Describe Sieve Tubes.
Differentiated and organized cellular structure which has cytoplasm but is devoid of the nucleus are sieve tubes. These are living... View Article
What Are Casparian Strips?
Endodermis is the innermost layer of the soft cortex. This uniseriate layer is distinct due to the existence of Casparian... View Article
What Is Duramen Or Heartwood?
Heartwood or duramen is the dark-coloured found wood approaching the centre of the axis formed after several years of secondary... View Article
Why Are Sieve Tubes In Gymnosperms And Pteridophytes Called Sieve Cells?
In gymnosperms and pteridophytes, sieve tubes are not organized in linear rows and thus are known as sieve cells. The... View Article
Where Do Primary Tissues Develop?
Tissues developing from procambium and apical meristems are called primary tissues which comprise the primary structures of the body of... View Article
What is the end product of oxidative phosphorylation?
The end product of oxidative phosphorylation is ATP and water. ATP synthesis is coupled with the transfer of electrons to... View Article
What two products are made during the formation of acetyl CoA?
Acetyl CoA is produced by pyruvate during transition reaction, which links glycolysis to the Krebs cycle. Pyruvate undergoes oxidative decarboxylation... View Article
What produces the most ATP aerobic or anaerobic?
Aerobic respiration produces far more ATPs than anaerobic respiration. Compared to 36-38 ATPs in aerobic respiration, fermentation only produces 2... View Article
