Answer:
it is less dense than water
Explanation:
odyssey ware
A. a mixture is a combination of two or more substances in which each substance retains its own properties.
The atomic radius increases down a column (group) and decreases along a row
Both. Every nucleotide has a sugar, a nitrogenous base, and a phosphate group
Answer:
nucleus and electrons
Explanation:
nucleus contains protons and neutrons
