Alight microscope that makes the specimen appear light on a dark background is called a(n) a) compound microscope b) electron microscope c) dark-field microscope

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.

_tissues respond quickly to outside stimuli a) epithelia b)nervous c)muscular d)muscular and nervous

Development has provided electrically for less money but what may be considered a cause of nuclear power