Caroline, an employee of Hollister, bought a sweater originally priced at $55 for $38.50 after her employee discount. What percent of change does her employee discount give her?

In what way are cities microclimates?

How many chromosomes are in a gold fish?

When is your respiration rate likely to change? a. when your intestines are digesting b. when your cells have too much glucose c. when your cells need more oxygen d. when your liver is working after a meal