(a) The smooth muscle cell is a spindle-shaped muscle cell. In the smooth muscle cell, the nucleus is centrally located and they are not straight in appearance due to the absence of bands of the proteins actin and myosin that are present along the length of muscle fiber.
(b) An amoeba is a single-celled organism. They are fresh water organisms and their mode of transportation is through pseudopodia. It has no definite shape and is eukaryotic. The Leukocytes or White Blood Cells are responsible for the defense of the body when any foreign particle enters into it.
(c)In all mammals, the ovum is fertilized inside the female body. typically visible to the naked eye without the aid of a microscope.
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(b) Amoeba and white blood cells are i...