Ribosomes are made up of 60 percent rRNA and 40 percent protein. They are not a membrane-bound organelle. Ribosomal assembly takes place in the... View Article
Ribosomes are made up of rRNA and proteins and are not membrane-bound organelle. Ribosomal proteins and rRNA are assembled in the nucleolus to... View Article
Ribosomes are the site of protein synthesis. Ribosomes hold mRNA and tRNA together. The small subunit binds to mRNA template first and then the... View Article
Protists are not bacteria, they are unicellular eukaryotes. Examples of protists include protozoan, dinoflagellates, slime moulds, etc. Further... View Article
Lysosomes contain various hydrolytic enzymes, which can hydrolyse lipids, carbohydrates, proteins and nucleic acids. E.g. lipases, proteases,... View Article
Lysosomes contain hydrolytic enzymes. They don't digest themselves due to the glycocalyx protective layer. It is formed by the carbohydrate... View Article
Lysosome is a single membrane bound vesicle. It contains hydrolytic enzymes, which can digest carbohydrates, proteins, lipids and nucleic acids.... View Article
Chlorophyll is found in the thylakoid membrane of the chloroplast in all plants. Chlorophyll is also present in cyanobacteria (blue-green algae).... View Article
Chlorophyll is the light absorbing green pigment present in the chloroplasts of algae and plants. It is essential to carry out photosynthesis.... View Article
Floating aquatic plants have stomata on the upper surface of leaves and remain in open state. Submerged plants mostly do not have stomata and... View Article
Stomata are present mostly on the leaves and are required for gaseous exchange and transpiration. Stomata open when the guard cells surrounding... View Article
Animals, which can create or modify a habitat are known as ecosystem engineers. Woodpeckers make holes in the tree trunk, which is exploited by... View Article
Yes, fats can be a substrate for cellular respiration. Carbohydrates, proteins and fats all can be used as fuels but glucose is the most common... View Article
Artificial kidney is also known as dialyzer. Often, an artificial kidney is a synonym for hemodialysis, could also refer to a renal replacement... View Article
It is an abnormal breathing pattern distinguished by an extended inspiratory time along with an end-inspiratory pause versus a shorter expiratory... View Article
Lysosomes are also known as suicide bags of the cell. Lysosomes work as the waste disposing of structures of the cells. They do so by processing... View Article
Capable of forming endospores, Bacillus subtilis is a rod-shaped and Gram-positive bacteria. It is one of the best-featured bacteria which is... View Article
In gram negative bacteria, the outer membrane is composed of LPS (Lipopolysaccharide) which serves as an endotoxin. In pathogenicity, endotoxin... View Article
Viruses need a host to reproduce, they cannot reproduce on their own, resources are drawn from the host to replenish themselves. Virions are... View Article