1. Explain why the cell cycle needs checkpoints, much less at least three or more checkpoints. 2. Name at least one phase with a checkpoint.
3. Using YOUR answer to #2, explain why then and its function at that checkpoint in YOUR own words.
4. Using YOUR own words, give an analogy/example of quality control.
OPEN

Which would be an adaptation in a rainforest, but not in a tundra? a. ability to store water for a long time b. fur that blends in with snow c. strong claws for killing prey d. a beak that can dig into thick trees

For the strategies below, decide whether they are best described as demand-side solutions or supply-side solutions to meeting human needs for fresh water. remember that a demand-side solution reduces demand for fresh water, whereas a supply-side solution increases the supply of fresh water. (a) damming a river to create a reservoir (b) desalinating seawater (c) a nation invading a neighboring country to access their rivers (d) raising water prices for consumers and businesses (e) providing tax breaks for companies that use less water (f) replacing inefficient irrigation with more-efficient drip irrigation to grow crops (g) requiring low-flow showerheads in all new homes

In meiosis ii during anaphase ii which structures separated homologous chromosomes or sister chromatids