What refers to the effect of gravity on an
object?
A. mass
B. matter
thing
C. volume
D. weight

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

Which one of the following bonds would you expect to be the most polar? a) b–h b) n–h c) p–h d) al–h e) c–h

What is formed when amino acids form long chains or polymerize