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#Question id: 18224


Proterozoic era characterized by___
a) Origin of life
b) Fossils of blue green algae
c) Most invertebrate evolved
d) First gymnosperm
e) Abundance of marine algae

#Unit 9. Evolution & Diversity of Life Forms
  1. A and D
  2. B and C
  3. C and E
  4. A, C and E

Answer:- Option(s): 2


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TLS Online TPP Program

#Question id: 23135

#Unit 2. Cellular Organization

DNA containing protein-coding genes being expressed in a specific cell at a specific time can be, this can be analyzed using

TLS Online TPP Program

#Question id: 23222

#Unit 2. Cellular Organization

Which ratio of bacteria is high compared to the same ratio for larger organisms of similar shape?

TLS Online TPP Program

#Question id: 23223

#Unit 2. Cellular Organization

What will be the surface area/volume ratio of a cocci bacterium with 4 micrometer diameter? 

TLS Online TPP Program

#Question id: 23224

#Unit 2. Cellular Organization

The shape of a bacterium is governed by its 

TLS Online TPP Program

#Question id: 23225

#Unit 2. Cellular Organization

Pleomorphic bacterial species can be able to form.

TLS Online TPP Program

#Question id: 23226

#Unit 2. Cellular Organization

Few examples of pleomorphic bacterial species are
1. E. Coli
2. Corynebacterium 
3. Streptococci
4. Mycoplasma
Which of the following are correct?

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