Which organelle is labeled i? a) cell membrane b) ribosome c) endoplasmic reticulum d) nucleus

The majority of sulfur dioxide produced by industry comes from a. oil refineries. b. dry cleaners. c. chemical plants. d. coal-burning power plants.

The unique structure of the neuron is dedicated to the efficient and rapid transmission of neural signals. the relationship between neurons, the spinal cord, and the brain constitutes an elaborate communication system throughout the human body. all but one of the functions listed below are a result of this interaction.

This group of organisms perform the process of ammonifcation. a. herbivores b. decomposers c. carnivores c. plants