Select the favorable conditions required for the formation of oxyhemoglobin at the alveoli.
1. High pO2, high pCO2, less H+, higher temperature
2. Low pO2, low pCO2, more H+, higher temperature
3. High pO2, low pCO2, less H+, lower temperature
4. Low pO2 high pCO2 more H+, higher temperature
During the process of gene amplification using PCR, if a very high temperature is not maintained in the beginning, then which of the following PCR will be affected first?
| 1. | Denaturation | 2. | Ligation |
| 3. | Annealing | 4. | Extension |
Which is the "Only enzyme" that has the "Capability" to catalyze Initiation, Elongation, and Termination in the process of transcription in prokaryotes?
1. DNA Ligase
2. DNase
3. DNA-dependent DNA polymerase
4. DNA-dependent RNA polymerase
Which one of the following organisms bears hollow and pneumatic long bones?
1. Macropus
2. Ornithorhynchus
3. Neophron
4. Hemidactylus
Erythropoietin, hormone which stimulates R.B.C. formation, is produced by:
| 1. | The cells of bone marrow |
| 2. | Juxtaglomerular cells of the kidney |
| 3. | Alpha cells of the pancreas |
| 4. | The cells of the rostral adenohypophysis |
Which of the following secretes the hormone, relaxin, during the later phase of pregnancy?
| 1. | Foetus | 2. | Uterus |
| 3. | Graafian follicle | 4. | Corpus luteum |
The Adenosine deaminase deficiency results into:
| 1. | Digestive disorder | 2. | Addison's disease |
| 3. | Dysfunction of Immune system | 4. | Parkinson's disease |
Which of these is not an important component of initiation of parturition in humans?
1. Release of oxytocin
2. Release of prolactin
3. Increase in estrogen and progesterone ratio
4. Synthesis of prostaglandins
Which one of the following statements about Histones is wrong?
| 1. | Histones are rich in amino acids - Lysine and Arginine. |
| 2. | Histones carry a positive charge in the side chain. |
| 3. | Histones are organized to form a unit of 8 molecules |
| 4. | Histones are organized to form a unit of 10 molecules |
| Statement I: | The codon AUG' codes for methionine and phenylalanine. |
| Statement II: | AAA' and 'AAG are both codons that code for the amino acid lysine. |
In light of the above statements, choose the correct answer from the options given below:
| 1. | Statement I is correct but Statement II is incorrect. |
| 2. | Statement I is incorrect but Statement II is correct. |
| 3. | Both Statement I and Statement II are correct. |
| 4. | Both Statement I and Statement II are incorrect. |
© 2026 GoodEd Technologies Pvt. Ltd.