Answer:
B
Explanation:
Igneous rocks are formed by the solidification of magma or lava.
The box will move to the right
Our hands have oils that will change the polarities of the substances when doing the chromatography. Since the purpose<span> of chromatography is to separate the compounds in a mixture we would end up with altered results.</span> The same goes for getting the paper wet.
Answer:
Like DNA, RNA is made up of nucleotides. ... There are two differences that distinguish DNA from RNA: (a) RNA contains the sugar ribose, while DNA contains the slightly different sugar deoxyribose (a type of ribose that lacks one oxygen atom), and (b) RNA has the nucleobase uracil while DNA contains thymine.
Answer:
cells have different shapes because they do different things
Explanation:
Each cell type has it's own role to play in helping our bodies work properly and their shapes help them to carry out these roles effectively