What is the purpose of age structures?

a. they provide a way to study the overall age demographics of a population.
b. they can be used to plan for the number of nursing homes needed in a given area.
c. to advocate for small class sizes in schools
d. to know how many children live in a specific community

What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna

Astore manager timed janette to see how long it would take her to fold and put away a sweater, a shirt, a pair of pants, and a scarf. it took her 26.1 seconds for the shirt, 24.3 seconds for the sweater, 32.8 seconds for the pants, and 18.2 seconds for the scarf. what was the average time it took janette to fold and put away all four items? during a catered lunch, an average of 4 cups of tea are poured per minute. the lunch will last 2 hours. how many gallons of tea should the caterer bring if there are 16 cups in one gallon?

La glucosa es el nutriente mas utilizado por las celulas en la respiracion celular en esta ocurre 4 fenomenos cuales son