Answer:Marine regression is a geological process occurring when areas of submerged seafloor are exposed above the sea level. The opposite event, marine transgression, occurs when flooding from the sea covers previously exposed land.
Explanation:
An endoskeleton of calcified cartilage
Explanation:
A hole in the center of the stage allows light to pass from the light source beneath the stage through the slide specimen, which should be centered over the hole in the stage. Keep the stage dry at all times. Fluids can damage metal parts and also make it difficult to move a slide around on the stage.
Explanation:
its typically cold and frosty
The diagnostic term that means condition of stones in the common bile duct is Gallstones