1. It remains active at hight temperature
2. It is used to ligate introduced DNA in recipient cells
3. It serves as a selectable marker
4. It is isolated from a virus
It remains active at hight temperature
1. simple goitre
2. thyrotoxicosis
3. toxic goitre
4. cretinism
simple goitre
1. Grassland
2. Pond
3. Forest
4. Lake
Forest
1. is completely resistant to all insect pests and diseases of paddy
2. gives high yield but has no characterisitic aroma
3. does not require chemical fertilizers and growth hormones
4. gives high yield and is rich in vitamin A
gives high yield and is rich in vitamin A
1. Fully developed foetus only
2. Both placenta as well as fully developed foetus
3. Oxytocin released from maternal pituitary
4. Placenta only
Both placenta as well as fully developed foetus
1. Glomus
2. Trichoderma
3. Baculovirus
4. Bacillus thuringiensis
Trichoderma
1. Oscillatoria
2. Frankia
3. Rhizobium
4. Azospirillum
Azospirillum
1. Vascular Cambium
2. Dermatogen
3. Phellogen
4. Xylem
Phellogen
1. Small animals like rats will die after drinking river water
2. The increased microbial activity releases micro-nutrients such as iron
3. The increased microbial activity uses up dissolved oxygen
4. The river water is still suitable for drinking as impurities are only about 0.1%
The increased microbial activity uses up dissolved oxygen
1. Nostoc
2. Penicillium
3. Agaricus
4. Volvox
Nostoc