What is true about all neurons? A. They are bundled together in nerves that are surrounded by a protective sheath.

B. They all transmit signals through axons and receive neurotransmitters through dendrites.

C. They each bring nutrients to the brain and produce a fatty protective layer called myelin.

D. They all send signals from the brain to the body through long axons in the vertebral column.

Agroup of students want to live a healthier life style they decide to use one of these following vegetable oils for cooking apex

Why are carbon dioxide concentrations expected to increase? a carbon dioxide concentrations are expected to increase, because fossil fuel burning is expected to increase b. carbon dioxide concentrations are expected to increase, because of an increase in agriculture. c.carbon dioxide concentrations are expected to increase, because more land will have to be cleared for increasing populations and agricultural use. d. all of the above select the best answer from the choices provided mark this and return save and exit next submit submit

How does a catalyst influence a chemical reaction?