Answer: restriction enzymes serve the purpose of defense against invading viruses.
Explanation:
The preoperational stage is one of the many stages of a child's development. Piaget states that the most obvious change during the preoperational stage is the increase in a child's use language as a symbol or tool for communication. Though they can use language as symbols, they are still not able to form logic or transform ideas into understandable information.
Conduction: I would explain why I think so, but I think the answer itself explains why well enough so that I don't exactly have anything to add
Crystal. is the layer of earth that like the shell of egg
It’s D. Jupiter is farther and the moon is the closest