Exam2win > Basic Science > zoology > Environment In Relation To Human Welfare Contact Diseases > part2
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Basic Science : Environment In Relation To Human Welfare Contact Diseases QUESTIONS AND ANSWERS :: part2 : 11 to 15
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
11.Abundant number of T-Helper cells present in the |
| Blood |
| Semen |
| Vaginal secretion |
| All the above |
12.The HIV invades into T-Helper cells and integrate with the main parts of |
| Chromosomes |
| Mitochondria |
| Golgi bodies |
| Ribosomes |
13.HIV can even destroy |
| Liver cells |
| Heart cells |
| Brain cells |
| Bone cells |
14.Sharing a common razor at the barbers shop carries some risk of spreading |
| HAV |
| HIV |
| HAB |
| B arbovirus |
15.The incubation period of HIV is |
| 1-3 weeks |
| 8-16 months |
| 3-5 years |
| Uncertain |
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