Which group has only insulators? 1. hair, rubber, wool, wood

2. fur, rubber, aluminum, wool

3. gas, wool, steel, plastic

the answer for this question would be d. glaciers

the unequal cytoplasmic division that  results  in  one egg  and three polar bodies ensures that a fertilized  egg has  ample nutrients  forits journey  to  the uterus.

common management practices in dairy and poultry farming are: (i) proper shelter facilities and their regular cleaning. (ii) some basic hygienic conditions such as clean water, nutritious food, etc. (iii) animals are kept in spacious, airy, and ventilated place.