ANSWER ASAP What is the risk of flu epidemic for countries that have a few medical supplies, such as vaccines, and damaged roads due to a natural disaster like a hurricane? A. high
B. medium
C. none
D. low

Which is it a characteristic of the animal kingdom? a. they include both vertebrates and invertebrates b. their skin is covered with hair or fur c. they are heterotrophs d. they are eukaryotic

4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.

The activity of the modern sample is 1.10 bq . how long does that measurement take?