If the dorsal root of a reflex arc controlling arm movement is severed, what part of the nerve pathway will block the nerve impulse?
motor neuron
sensory neuron
interneuron
receptor

Providing immunity by injecting the body with a weakened form a pathogen is known as

How are organisms in the domain eukarya different from those in the domain archaea? o a. eukaryotes have a cell wall. o b. eukaryotes have mitochondria. o c. eukaryotes have more than one cell. o d. eukaryotes have dna. submit

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen