41. | Gene therapy repairs defective genes by isolating normal gene and inserting it into host's |
a. | veins |
b. | normal cells |
c. | liver |
d. | bone marrow |
View Answer Report Discuss 50-50! |
Answer: (d).bone marrow
|
42. | Inhabited part of earth in which living organisms and non-living components co-exists is called |
a. | Ecosystem |
b. | Community |
c. | Biosphere |
d. | population |
View Answer Report Discuss 50-50! |
Answer: (c).Biosphere
|
43. | All members of a clone are genetically identical until and unless there occurs a |
a. | transfer |
b. | fertilization |
c. | mutation |
d. | change |
View Answer Report Discuss 50-50! |
Answer: (c).mutation
|
44. | Branch of biology in which we study about living organisms, systems or processes in manufacturing and industrial area is called |
a. | Environmental Biology |
b. | Human Biology |
c. | Microbiology |
d. | Biotechnology |
View Answer Report Discuss 50-50! |
Answer: (d).Biotechnology
|
45. | Approximate number of species that are currently known to scientists are |
a. | 2,000,000 |
b. | 2,100,000 |
c. | 2,500,000 |
d. | 2,300,000 |
View Answer Report Discuss 50-50! |
Answer: (c).2,500,000
|