Answer:
DNA is made of chemical building blocks called nucleotides. These building blocks are made of three parts: a phosphate group, a sugar group and one of four types of nitrogen bases. To form a strand of DNA, nucleotides are linked into chains, with the phosphate and sugar groups alternating.
Answer:
Do oxygen atoms become more stable or less stable when oxygen forms compounds? They become more stable because they gain or share valence electrons giving each oxygen atom a set of 8 valence electrons. They change because the number of valence electrons changes in a pattern that repeats in each period.
C. Gives off heat
deadly heat in fact
Potable water is water that is safe to drink
Answer:
Water, wind, and ice can also move pieces of rock or land to new places. The wearing away of a surface of rock or soil is called weathering.
Explanation:
