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#Question id: 20166


The total number of orbitals in a shell with principal quantum number ‘n’ is

#XL - P Chemistry
  1. 2n
  2. 2n2
  3. n2 
  4. n + 1

Answer:- Option(s): 3


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#Question id: 9619

#XL - S Microbiology

A common ancestor for both species C and E could be at position number 

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#Question id: 9619

#XL - R Botany

A common ancestor for both species C and E could be at position number 

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#Question id: 9620

#XL - R Botany

The two extant species that are most closely related to each other are

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#Question id: 10127

#XL - Q Biochemistry

In higher plants, the multi-subunit protein supercomplex has two complete reaction centers and some antenna complexes. The core of the reaction center consists of two membrane proteins known as D1 and D2, Which contained a multi-subunit protein supercomplexes;

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#Question id: 10128

#XL - Q Biochemistry

PSII also involve in oxidation of water molecules, water is a very stable molecule that’s why  Oxidation of water to form molecular oxygen is very difficult, Many studies have provided a substantial amount of information about the process known;

which of the following are false ?

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#Question id: 10135

#XL - R Botany

Which of the following are strongest reductant?

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