Write a paragraph describing how many valence electrons the atom has and why Bohr models are still useful to predict bonding of atoms, even though Bohr models do not correctly show the location of electrons in an atom.

25. what does meiosis create? haploids or diploid? somatic cells or gametes?

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?

Suppose you could go back in time to interview henri becquerel on the day he discovered radioactivity. from his perspective, write an account of the discovery.