Answer:
In the politics of representative democracies, a political machine is a political group in which an authoritative leader or small group command the support of a corps of supporters and businesses, who receive rewards for their efforts.
Explanation:
Answer: B
Explanation: Osmosis is the movement of water through a semipermeable membrane according to the concentration gradient of water across the membrane, which is inversely proportional to the concentration of solutes.
Answer: Increased consumption of beef, which increases methane production
Explanation:
1.Tyrannosaurus Rex Lived in the Mesozoic Era
2.The largest mass extinction happened in the Paleozoic Era
3.Life exploded for the first time in the Precambrian Era
4.The Chicxulub crater in the Cenozoic Era
