20. rita works for an accounting firm. she works in the firm's office, usually between 10 and 20
hours each week, but hours and times vary week to week. rita's job can be described as which
of the following?
a. part-time, blue-collar jab
b. part-time, white collar job
c. full-time, blue-collar job
d. full-time, white-collar job

Asking questions when something is unclear is part of?

Dna is a polymer of which consist of a sugar, a phosphate group, and a a. amino acids; nucleotide b. nucleic acids; nucleotide c. nucleotides; nitrogenous base d. nucleotides; nucleic acid e. proteins; nucleotide

The smokey mountains have over 2,100 miles of rushing mountain streams and rivers that flow through the park. in each mile lives a diverse community of native fish, amphibians, insects, and larvae, some of which are found only in the southern appalachians. park managers and scientific researchers test many factors such as fish populations, the watersheds and water tests to determine a) too many lizards are present b) the water quality of the stream c) rainwater is running into local streams d) if visitors to the park are overstaying their welcome