Which of the following likely has the largest particle size?
a. humus
b. parent material
c. subsoil
d. topsoil

Which of the following best describes the relationship between glucose and complex molecules such as hormones?

Explain how scientists use geologic time to determine the age of landforms.

16. which of the following accurately describes a step within transcription? a. dna polymerase uses one strand of rna as a template to put together nucleotides. b. the dna strand is used as a template for which a complementary rna strand can be produced. c. the rna strand forms a template by which dna can be built. d. the rna strand is produced within the cytoplasm.