...l skeleton. They are bilaterally symmetrical, triploblastic, coelomic and segmented having paired gill pouches. Vertebrates are grouped into five classes.
1....
...disseases [therapeutic effect] is called chemotherapy.
Some important classes of drugs...ified as
1. Solid Propellants
These are further divided into two classes
(i) Co...
...empirical formula as their monomers.
Addition polymers can further be classified on the basis of the types
of monomers into the following two classes:
Homop...
...electrical and optical properties of great use in electronic industry.
Magnetic Properties of Solids
Solids can be divided into different classes depending...
...nd the corners of an obstacle or aperture is called diffraction of light.
The phenomenon of diffraction is divided mainly in the following two classes
(a) Fr...
...ect in the universe attracts every other object with a force which is called the force of gravitation.
Gravitation is one of the four classes of intera...