Answer:
Even though it can be undone, a new product is formed in photosynthesis. So it's a chemical process
I’m not sure what your asking. But if you have 2 different alleles of a gene it will be heterozygous
Stratovolcanoes seems to fit, but I do not know what the list of answer choices is. Hope this if helpful :)
Answer:
D
the skeletal system provides protection for the brain and spinal cord
