Science Quiz 15

1. ELISA test is employed as the first and most basic test for an individual to detect cancer. 
2. Almost 50% of human beings have Rh+ blood while the remaining have Rh- blood. 

Which of the statements given above is/are correct?

1. Adam Osborne produced the first portable computer. 
2. Ian Wilmut created the first cloned sheep. 

Which of the statements given above is/are correct?

1. The only source of human stem cells are the embryos at blastocyst stage. 
2. The stem cells can be derived without causing destruction to blastocysts. 
3. The stem cells can regenerate themselves in vitro virtually forever. 
4. Indian research centres also created a few cell lines which can be developed into many types of tissues. 

Which of these statements are correct?

List I (Scientist) 

1. Arber and Smith
2. Feldman
3. Mullis
4. Temin and Baltimore

List II (Achievement) 

1. Developed transgenic plants with Agrobacterium T-DNA
2. Discovered endonuclease
3. Discovered reverse transcriptase
4. Discovered polymerase chain reaction

The correct atch A, B, C and D respectively is: