Home
Class 12
BIOLOGY
On the basis of sequences of 16s ribosom...

On the basis of sequences of `16s` ribosomal RNA genes, Carl Woese placed all eukaryotes into how many domain (s) of life?

A

`3`

B

`1`

C

`2`

D

`4`

Text Solution

AI Generated Solution

**Step-by-Step Solution:** 1. **Understanding the Question**: The question asks how many domains of life Carl Woese classified all eukaryotes into, based on the sequences of 16S ribosomal RNA genes. 2. **Background Knowledge**: Carl Woese is known for proposing the three-domain system of classification in the 1970s. He used the sequences of ribosomal RNA genes, particularly 16S rRNA, as a basis for this classification. 3. **Identifying the Domains**: Woese classified life into three domains: - **Archaea**: This domain includes prokaryotic organisms that are distinct from bacteria. ...
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Among 5-Kingdom classification, eukaryotes are placed in how many kingdom (s) ?

Six X 's have to be placed in the squares of the figure below, such that each row contains atleast one X. in how many different ways can this be done?

Given below are six sentences of a passage. The first and sixth sentences are given in the beginning as SI and S6. The middle four-sentence in each have been jumbled up and labelled as P, Q, R and S. You are required to find the proper sequence of the four sentences.S1 : The weak have no place here, in this life or in any other life. Weakness leads to slavery. S6 : This is a great fact : strength is life, weakness is death. Strength is felicity, life is eternal, immortal, weakness is constant strain and misery , weakness is death. P : They dare not approach us, they have no power to get a hold on us, until the mind is weakened. Q : Weakness leads to all kinds of misery physical and mental Weakness is death. R : But they cannot harm us unless we become weak until the body is ready and disposed to receive them. S : There are hundreds of thousands of microbes surrounding us. The correct sequence should be

Directions: Study the following question and answering the question referring to the word sequence below: MNO ABD ATE POT KLO If S is added in end of the each given word, how many meaningful words will be formed?

On the basis of chemical behavior, how many element belong to the s- block of the periodic table?

Two plane mirrros are placed as shown in the figure and a point object 'O' is placed at the orgin (a) How many images will be formed. (b) Find the positon(s) of image(s) (c) Will the incident ray passing through a pont 'P' (1,1,25) take part in image formation.

In this section each item consists of six sentences of a passage. The first and the sixth sentences are given in the beginning as S1 and 56. The middle four sentences in each have been jumbled up and labelled as P, Q, R and S. You are required to find out the proper sequence of the four sentences and mark your response accordingly on Answer Sheet. S1: Biology is the study of life in its entirety. S6: Classical descriptive and clueless biology found a theoretical framework in the evolutionary theory of Darwin P: In later years, the focus was physiology and internal morphology or anatomy. Q: Darwinian ideas of evolution by natural selection changed the perception completely. R: The growth of biology as a natural science during the last 1000 years is interesting from many points of view. S: One feature of this growth is changing emphasis from mere description of life forms to identification and classification of all recorded living forms. The correct sequence should be

AAKASH INSTITUTE-TEST 5-EXAMPLE
  1. A common feature between TMV and HIV is

    Text Solution

    |

  2. Read the following statement and state them as True (T) or False (F) ...

    Text Solution

    |

  3. On the basis of sequences of 16s ribosomal RNA genes, Carl Woese place...

    Text Solution

    |

  4. Primitive bacteria which are found in guts of ruminant animals,do not ...

    Text Solution

    |

  5. Still roots differ from prop roots in

    Text Solution

    |

  6. Identify the odd one w.r.t. the type of modified root

    Text Solution

    |

  7. Choose the plant which modifies its stem into fleshy cylindrical photo...

    Text Solution

    |

  8. Which of the following statements is not true for runner?

    Text Solution

    |

  9. In Venus-fly-trap,the leaf is modified into special structures to

    Text Solution

    |

  10. Read the following charecters and mark the correct ones for family Fab...

    Text Solution

    |

  11. Cymose inflorescence is dissimilar to racemose inflorescence in

    Text Solution

    |

  12. Margins of petals or sepals overlap each other but not in a definite m...

    Text Solution

    |

  13. China rose,tomato and lemon all are common in having

    Text Solution

    |

  14. Which of the given feature is not related to mustard?

    Text Solution

    |

  15. a type of fruit in which entire inflorescence is Converted into a fru...

    Text Solution

    |

  16. a small pore above the scar found on seed coat is

    Text Solution

    |

  17. how many of the given features are related to maize seed? a. Scutellum...

    Text Solution

    |

  18. coconut is different from mangofruit in

    Text Solution

    |

  19. select the incorrect match

    Text Solution

    |

  20. mark the odd one w.r.t. endosperm

    Text Solution

    |