Define unitary state and identify the country shown that fits the definition of a unitary state. Explain how nationalism can serve as a centripetal force in a nation-state.

Using complete sentences, describe the central economic problem facing all humans. why does this require people to make choices? how can this result in opportunity costs?

Iam stuck on this question! 45 points : ) how do increases in temperature affect the density of ocean water? answer choices: (a) density does not change (b) density increases (c) density becomes variable (d) density decreases

Drag each label to the correct location on the image.the diagram shows the development of the oocyte and the follicle during the menstrual cycle. identify at which sare at their highest and most active.progesteronelevels highestrogen levelsconsistently riseluteinizinghormone levelshighdeveloping follicleoocytemature egg