Answer:
Option (I) and (IV).
Explanation:
Fatty acids may be defined as the carboxylic acid that contains the long aliphatic chain. Fats are generally of two types - saturated fatty acid and unsaturated fatty acid.
The fatty acids are generally synthesized in the two carbon units. This helps in the proper synthesis of fat. The fatty acids that are most common in plants and animals are palmittic acid or the fats that contain C16 and C18 species predominate.
Thus, the correct answer is option (I) and (IV).
Multicellular organisms can be much larger and more complex. This is because the cells of the organism have specialised into many different types of cells such as nerve cells, blood cells, muscle cells all performing different functions.
They lack true tissues and organs and have no body symmetry. hope it helps
The rotifer, or wheel animal, which can be as small 50um.
Iodine, like all other minerals, is required in considerable quantity in the body. The function of iodine is that it is necessary for proper metabolic function in an animal.
The lack of iodine in a mammal will cripple the physical and metabolic functions and causes developmental delays in the mammal.