Please answer fast ASAP I give brainliest 1)how many nucleotides can be observed in the image ?

2) why might nucleotides be know as the building blocks of DNA ?

3) what elements can be found in the structure of DNA if DNA is composed of nucleotides?

it becomes clear that the bulk of DNA can be isolated from the nuclear fraction, The Three Roles of DNA are G, C, and T. Figure 2-1 shows the structures of the four nucleotides in DNA. There are two with pyrim-idine bases) that are the fundamental building blocks of DNA.

Explanation:

meteorologists would compare a new weather map with one 24 h old to see how fast a front is moving.

climate change and pollution