When a specimen is to be observed under the light microscope, scientists usually stain the specimens using different type of chemical stains depending on the type of specimen to be observed. Staining of specimen make the structures that are to be observed in the specimen very visible under the microscope, this make it easy for scientists to observe their structures.
I believe those are both non-contact forces bc it's not something physical
ATP consists of an Adenine base, a ribose (sugar), and 3 phosphate groups
Hope this helps
Answer:
the most random changes of mutation is mainly an organisms physical appearance
