<span>The primary excitatory neurotransmitter in the brain and spinal cord is Glutamate. Glutamate is an amino acid that is responsible for binding receptors in the central nervous system and is found at almost all synapses. It helps transmit signals across the synapses.</span>
Answer:
eukaryote cells have a membrane -bound nucleus and prokaryote cells do not. the nucleus is where eukaryote ls store their genetic information and prokaryotes have no membrane bound organelles.
Answer: All parasitic plants have modified roots, called haustoria, which penetrate the host plant, connecting them to the conductive system either the xylem, the phloem, or both. This provides them with the ability to extract water and nutrients from the host.