Final answer:
The subject of this question is Biology, and it is asking about examples of specialized cells. The options provided are muscle cell, blood cell, neuron, and zygote. The muscle cell, blood cell, and neuron are examples of specialized cells, while the zygote is not.
Step-by-step explanation:
The subject of this question is Biology. The question is asking about examples of specialized cells.
All of the given options except the zygote are examples of specialized cells. A muscle cell is specialized for contraction and movement, a blood cell is specialized for carrying oxygen and nutrients, and a neuron is specialized for transmitting nerve impulses. On the other hand, a zygote is a type of cell that forms when a sperm fertilizes an egg, but it is not a specialized cell.
Learn more about Examples of specialized cells