1. Myxodema
2. Tachycardia
3. Tetany
4. Rheumatoid arthritis
Tetany
1. Pivot
2. Ball and socket
3. Hinge
4. Arthroidal
Pivot
1. Mg2+
2. Hg2+
3. Mn2+
4. Ca2+
Ca<sup>2+</sup>
1. 80 days
2. 180 days
3. 270 days
4. 380 days
270 days
1. A
2. B
3. O
4. AB
O
1. Structural gene
2. Regulator gene
3. Inducer
4. Nonsense codon
Regulator gene
1. 1:1
2. 3:1
3. 2:1
4. 1:3
1:1
1. Autosomes
2. X and Y
3. Y
4. X
X
1. Role of variations
2. Survival of the fittest
3. Arrival of the fittest
4. Struggle for the existence
Arrival of the fittest
1. Bacteria
2. Protozoan
3. Virus
4. Fungi
Bacteria