The cell was discovered by Robert Hooke in 1665 when he used a microscope.
They are referred to
as Junctional Foot Proteins. They are
found in the intermembrane space between T-tubules of muscle fibers and the
cisternae membrane of the endoplasmic reticulum. The proteins have been
observed to function as a Ca+ ion channel.
The answer is - environmental hazard.
An environmental hazard represents a substance, as state or an event that has the potential to threaten the surrounding natural environment, or adversely affect the health of the people, also including pollution and natural disasters such as storms and earthquakes.
Takes the food from the organism making them migrate further so they can have food.