सूर्य की ओर उन्मुख सूर्यमुखी के फूल की दिशात्मक गति किसका एक उदाहरण है?

Choose the appropriate option to complete the analogy. Axon : Single long process :: Dendrite : _______________

In what way is tendril movement similar to other tropic movements in plants?

What is the microscopic gap between two successive neurons called across which nerve impulses pass?