Answer:
Changes can occur to physical properties of a substance, but the chemical composition of the substance remains the same.
It is called desert animal survival thats the adaption
Answer:
idk
Explanation:
im very sorry about this but i dont know the answer
Sensing, secretion, protection, transcellular transport, and selective absorbtion
Two examples of radioisotopes that can be used are carbon-14 to determine the age of fossils. Second, we can use iodine-131 to treat thyroid disease.