<span>What is the approximate age of our solar system?
</span>b. 4.6 billion years
The first is ture the second false the three is ture 4 ture 5 false 6 ture 7 false 8 ture 9 ture 10 false
An organism that eats other organisms is called a <u><em>heterotroph</em></u>.
Answer:
4) to aid in the transmission of an impulse, neurotransmitters are secreted into a synapse