Answer: One of the primary differences between DNA and RNA is that DNA is double-stranded while RNA is single-stranded.
The nervous system is referred to as a communication system because it carries messages to and from all parts of the body.
Answer:
B. In plants, there are no sister chromatids.
A beacause not everything happens to all cells
Answer:
pretty sure its c
Explanation:
dont forget to five-star and heart! :)