The year is based off of Earth’s revolution around the sun. 1 year is equal to the amount of time that it takes for Earth to revolve once around the sun.
Answer:
b. di uses across a synaptic cleft from a neuron to a muscle cell.
Explanation:
A neurotransmitter is di uses across a synaptic cleft from a neuron to a muscle cell. Neurotransmitters are chemicals which enable neurotransmission. In reaction to an impulse a motor neuron axon secretes a neurotransmitter and causes the muscle fiber to contract. It is a chemical messenger which passes on the signals across the chemical synapse.
Answer:
Explanation:
Acid. is a substance that increases the hydrogen ion concentration in a solution.(hight H+ concentrations) ~When hydrochloric acid is added to water, hydrogen ions dissociate from chloride ions: HCl -> H+ + Cl− ~Addition of an acid makes a solution more acidic.
Hi!
The answer is B) it should be repeated by other scientists.
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-Payshence xoxo
Explanation:
(b) Explain why the plant tissue was left in sucrose solution for 10 minutes before the cells were observed.
