What are chromosomes?
a. the alleles that cause certain traits
b. any organism that contains dna
c. strands of dna wrapped around proteins
d. a form of virus that infects cells

What two fields of study provide the core information that is used to classify organisms?

Restless tectonic plates move (shift) between one and fifteen centimeters per year month day minute

Which statement best describes how the loudness of the sound affects the high-pressure region created by the sound wave? a. a louder sound has no effect on the pressure created. b. a louder sound means a high-pressure region that is higher. c. a louder sound means a high-pressure region that is not as high.