In order for an impulse to cross the synaptic gap between
the neurons, the impulse must be converted into a chemical signal as this will
allow it to exert effects and to be able to travel in distances such as having
to cross the synaptic gap between the neurons.
"Passive transport<span> is a movement of biochemicals and other atomic or molecular substances across cell membranes without need of energy input. </span>
There are four different types of passive transport: diffusion<span>, facilitated </span>diffusion,filtration<span> and </span>osmosis." - Google
I believe the answer is D. Hope this helps ;D
Answer:
fault (or fault line) - fracture in the Earth's crust
Explanation:
It is unsafe because it could give the baby defects.
