The Food and Drug Association (FDA) reported the number of new drugs approved by the Lesotho Government over an eight-year period. What is the random variable of interest to FDA?

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides

the answer would be..

b. sucking

which

what is a measurement of the earth’s history divided into time periods?

> fossil record <

sedimentary rock

> geologic time scale <

radioactive elements