1 |
If an mRNA is synthesized with the differnt codons, what is the minimum number of amino acids in the protein that is formed by the mRNA? |
- A. 64 Amino acids
- B. 62 Amino acids
- C. 60 Amino acids
- D. None of them
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2 |
According to endosymbiont hypothesis, the aerobic bacteria developed into. |
- A. Ribosome
- B. Lysosome
- C. Mitochondria
- D. Golgi apparatus
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3 |
According to one of the speculations life may have begun deep in the oceans in underwater hot springs called hydrothermal |
- A. Apertures
- B. Gaps
- C. Vents
- D. Outlets
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4 |
The parts of the body used extensively to cope with the environment become larger and stronger while those that are not used deteriorate was argued by |
- A. Charles Drawin
- B. Alfred Wallace
- C. Carolus Linnaeus
- D. J.B Lamarck
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5 |
Zoos and botanical gardens are to save species whose extinction is. |
- A. Parmanent
- B. dominant
- C. Imminent
- D. Prominent
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6 |
In human Eustachian tubes connect middle ear with |
- A. Nose
- B. Eye
- C. Throat
- D. Brain
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7 |
Which one is not a vestigial organ of human being. |
- A. Appendix
- B. coccyx
- C. eye lid
- D. Nictitating membranes
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8 |
Darwin's origin of species was published in. |
- A. 1840
- B. 1859
- C. 1865
- D. 1890
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9 |
Tubes that connect the middle ear with the throat in humans are called. |
- A. eustachian tube
- B. Fallopian tube
- C. Neural tube
- D. Nephridial tube
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10 |
In hershey & chase experiment, 32p labeled bacteriophages allowed to infect the becteria.During analysis 32 p activity wa detected: |
- A. In culture medium
- B. On the surface of becterial cell
- C. Inside the becteiral cell
- D. Both a and B
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