| 1 |
If the condon consisted of only two nucleotides, there would be how many possible condons? |
- A. 4
- B. 8
- C. <sub>20</sub>
- D. 16
|
| 2 |
According to endosymbiont hypothesis, the aerobic bacteria developed into. |
- A. Ribosome
- B. Lysosome
- C. Mitochondria
- D. Golgi apparatus
|
| 3 |
Homologous structures represent. |
- A. Convergent evolution
- B. Analogy
- C. divergent evolution
- D. Functional similarity
|
| 4 |
Among the birds Drawin collected 13 types of |
- A. Finshes
- B. Robins
- C. Ferrets
- D. Pterodactyls
|
| 5 |
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
|
| 6 |
Flagella may have arisen through the ingestion of prokaryotes similar to spiral shaped bacteria called. |
- A. E. Coli
- B. Streptococcus
- C. spirochete
- D. Rhizobium
|
| 7 |
Which of the following is vestigla organ of whale. |
- A. Pelvis
- B. Leg bones
- C. Pelvis and leg bones
- D. Lungs
|
| 8 |
In Griffith experiment mice developed pneumonia when they were injected with: |
- A. R-type bacteria
- B. Heat killed S-type bacteria
- C. Heat killed R-type bases
- D. Heat killed S-type becteria along with live R-type becteria
|
| 9 |
Endosymbiont hypothesis explains origin of. |
- A. cell
- B. Prokaryotic cell
- C. Eukaryotic cell
- D. Ribosome
|
| 10 |
If the amount of adenine in DNA of a bacterial cell is 36% of the total nitrogenous bases, what will be the amount of guanone in the DNA of a cell in next generations: |
- A. 14 %
- B. 28 %
- C. 36 %
- D. 64 %
|