Biology, 01.10.2019 16:40, anggar20

In an embryo, the tissues that receive a nerve produce sprouting
factor, which encourages nerves to grow and branch, while
the nerve produces anti-sprouting factor, which inhibits nerve
growth. this is an example of a. a positive feedback system
b. a negative feedback system c. thermoregulation
d. homeostasis.

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In an embryo, the tissues that receive a nerve produce sprouting
factor, which encourages nerv...