Concept 19 The DNA molecule<span> is shaped like a twisted ladder. James Watson and Francis Crick solved the structure of DNA. Other scientists, like Rosalind Franklin and Maurice Wilkins, also contributed to this discovery.</span>
The important role of the atmosphere is to supply oxygen, water, carbon dioxide and nutrients. It also protects all living things from extreme temperatures and radiation (protects us from harmful solar rays).
Answer:
The lymphatic system is a combination of circurlatory and immune systems
Explanation:
yw :))
Well there's Water, Earth, Fire, and Air. Not quite sure how this would be a school question. But here it is.
It is C. I just took a quiz on it