TRUE OR FALSE 10. Two sister chromatids are attached to each other until the beginning of anaphase.
11. Most cells spend the majority of their lives in interphase.
12. DNA is duplicated during the S phase of the cell cycle.
13. During mitosis, the duplicated chromosomes move to opposite poles with the aid of microtubules.
14. Cells have cell cycle checkpoints that regulate progression from one phase of the cell cycle to the next.
15. Compared to normal cells, cancer cells have exceptionally slow cell division rates.

1. label high-pressure areas with the letter h. 2. label low-pressure areas with the letter l. 3. over which area(s) would you expect to see rain or snow? 4. over which area(s) would you expect to see clear skies? 5. draw arrows around the h on the map to show the wind direction. 6. draw arrows around the l on the map to show the wind direction. 7. imagine that you live in maine. currently there is a high-pressure area over maine. if a low-pressure area moves in, how will the direction of the wind change? 5. draw arrows around the h on the map to show the wind direction. 6. draw arrows around the l on the map to show the wind direction. 7. imagine that you live in maine. currently there is a high-pressure area over maine. if a low-pressure area moves in, how will the direction of the wind change? 8. imagine that you live in colorado. currently there is a low-pressure area over colorado. if a high-pressure area moves in, how will the direction of the wind change? 9. according to the map, where would the strongest winds be expected? (refer to the lesson if needed.)

What is the surface temperature of the ocean where hurricanes form? greater than 80 celsius approximately 27 celsius at least 76 celsius less than 10.5 celsius

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis