Ecology and evolution

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1) Explain the three kinds of the mammals based upon how their young grows. Beginning with the fertilization, explain the main stages of the animal development. Provide a brief, simplified explaination of each stage.

2) Describe functions of the sensory neurons, interneurons, and the motor neurons.

a) Explain briefly the functions of sensory neurons, inter-neurons, and motor neurons in nervous system.

b) In the context of science of ecology and concept of niche specialization, explain in brief the competitive exclusion principle and resource portioning.

Reference no: EM1314938

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