Dry cells and Batteries is the answers to your question.
Gymnosperms are non-flowering plants with cones. They produce their seeds in cones.
Answer:
Lithium interferes with nerve conduction, resulting in a decrease in the excitability of nerve tissue.
I like to make flash cards and have someone else help with answering. Write a question on one side and the answer on the other, and you can even do it yourself.