I would say all of the above
Is that an option?
They looked and saw Rosalind Franklin's X-ray crystallography which sparked them to think about the double-helix structure, and from there, they played around with cafeteria items (forks and spoons and whatnot) to create a model that finally worked.
Answer:
Biotechnology is a new branch of science
Explanation:
The begining of biotechnology was somewhere around the 1920s i think so it is not old
Answer:
covalent, which repel water molecules
they contain ions, which make the entire molecule hydrophilic
they are less dense than liquid water, so they float on the surface
most of their bonds are nonpolar covalent, so they are not attracted to water
Your answer
Explanation:
Answer: Peripheral System
Explanation:
