Choose the neurotransmitter that best fits each definition or description. 1. crosses the synapse between a motor neuron and a muscle fiber to produce a muscle contraction. 2. biogenic amine responsible for the "flight or fight" response of the sympathetic nervous system. 3. major inhibitory amino acid neurotransmitter that causes ligand-gated cl- channels to open. 4. neurotransmitter involved in control of some body movement; excess levels are linked to schizophrenia. 5. neurotransmitter involved in regulation of sleep and implicated in various emotional states. 6. major excitatory neurotransmitter in the vertebrate nervous system.

Zoe decided to measure the hand length of each of her classmates. first she marked a line across each student's wrist and lined up a ruler from this mark to the top of the middle finger to measure the length. then she recorded the measurements in the table below. marla did this the same way for each classmate, and then zoe used this ruler to measure each straight line and record the data below. this data is invalid. what is the most likely reason why it is invalid? the ruler is marked in centimeters, but zoe recorded data in inches. the range of lengths is too wide, so zoe must have misread the ruler. marla’s complicated measuring procedure was overly confusing. marla could have been inconsistent while drawing outlines of fingers.

Drag each label to the correct location. each label can be moved more than once match the properties with the subatomic particle

Which description provides the best objective summary of the article in the passage?