The word "cumulative" means that something builds on itself. Which example best shows how scientific knowledge is cumulative?

Bohr's model could only explain the spectra of which type of atoms? single atoms with one electron single atoms with more than one electron bonded atoms with one electron bonded atoms with more than one electron

How can you use chemical equations to predict the products of the reaction you can carry out?

Identify and describe the three ways that mutations affect organisms.