Under a microscope you observe a tissue that appears to have long fibers that appear striated. the nuclei are pushed off to the side of the fibers. the tissue looks very vascular. what type of tissue are you observing?

Which is an example of a population?

What is the difference between the conducting zone and the respiratory zone of the respiratory system? the conducting zone is a series of cavities and tubes that move air to the respiratory zone where gases exchange with the bloodstream. the conducting zone exchanges gases between the lungs and the alveoli and the respiratory zone is a series of cavities and tubes that move air to the conducting zone. the conducting zone moves oxygen into the cells and the respiratory zone takes carbon dioxide away from the cells. the conducting zone moves oxygen into the bloodstream and the respiratory zone takes carbon dioxide away from the bloodstream.

In this experiment, the was intentionally manipulated. it is the independent variable. the dependent variables that were measured were the