Month: February 2023
Koala Has Human Like Fingerprints!
The discovery that koalas have human-like fingerprints was a surprising revelation that has captured the attention of the scientific community and the general public alike. In this essay, I will explain this discovery in detail, including the methods used by researchers to uncover this fact and the potential implications of this discovery for the field…
Plasma membrane
Delimiting membrane or boundary of all cells providing the characteristic shape to the cell. Structure ● Composed of approx. 7 nm thick phospholipid bilayer with hydrophilic heads facing outward from both sides into aqueous environment and hydrophobic tails facing inside the bilayer. ● A symmetrical the presence of proteins, floating in the bilayer imparts a…
How do oysters make pearls?
Pearls are formed in the body of a sea oyster as a response to an irritant that enters its shell. The irritant can be a foreign object such as a grain of sand or a parasite that makes its way into the oyster’s shell. In response to the irritant, the oyster secretes a substance called…
Mutation
Mutation is a change in the DNA sequence of an organism’s genetic material. DNA, or deoxyribonucleic acid, is the molecule that carries the genetic instructions for the development and function of all living things. DNA is made up of four chemical bases, adenine (A), cytosine (C), guanine (G), and thymine (T), which are arranged in…
