Vertebrate and invertebrates nervous systems
What are some main differences of the vertebrate nervous systems comparing to invertebrates?
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In vertebrates the nervous system is well-characterized, having the brain and dorsal neural cord protected by rigid skeletal structures. In most invertebrates the nervous system is predominantly ganglial, with ventral neural cords.
Describe the main features of fishes related to the habitat where they live?
Name the part of the human visual system, where the receptors which sense light, that is, the photoreceptor cells, are situated? How do such cells work?
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Specify the function of collagen fibers of connective tissue?
Write down the differentiation between facilitated and simple diffusion. Facilitated through which kind of molecule does the word ‘facilitated’ signify?
discuss how polymorphism in the cnidarians might have influenced adaptive radiation of the group
Give a brief description of adaptive convergence?
From which germ layer do the blood cells originate? Which are other organs and tissues which are made from that germ layer?
Why is the fish circulation categorized as a complete and simple circulation?
Can the amount of accessible energy in a given tropic level to be higher than the accessible energy in the inferior tropic levels? What does that situation means to the conformation of energy pyramids?
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