1. Alleles do not show any blending and both the characters recover as such in F2 generation
2. Factors occur in pairs
3. The discrete unit controlling a particular character is called a factor
4. Out of one pair of factors one is dominant, and the other recessive
Alleles do not show any blending and both the characters recover as such in F2 generation
1. Anterior hypothalamus
2. Posterior hypothalamus
3. Limbic system
4. Red nucleus
Anterior hypothalamus
1. Possess a solid single stranded central nervous system
2. Lay eggs and guard them till they hatch
3. Possess bony skeleton
4. Have gill slits at some stage
Have gill slits at some stage
1. suffocation
2. asphyxia
3. emphycema
4. eupnoea
asphyxia
1. Adaptive radiation
2. Convergent evolution
3. Industrial melanism
4. Connecting link
Adaptive radiation
1. Archaea
2. Archaea
3. Protista
4. Fungi
Protista
1. The hydrogen bonds between the nucleotides of two strands break.
2. The phosphodiester bonds between the adjacent nucleotides break.
3. The bonds between the nitrogen base and deoxyribose sugar break.
4. The leading strand produces okazaki fragments.
The hydrogen bonds between the nucleotides of two strands break.
1. Ctenophores
2. Corals
3. Flat worms
4. Sponges
Flat worms
1. 8th abdominal segment
2. 5th abdominal segment
3. 2nd thoracic segment
4. Head
8th abdominal segment
1. Carbohydrates and fats
2. Nucleic acids and enzymes
3. Proteins and vitamins
4. Minerals and salts
Nucleic acids and enzymes