A typical human liver cell can have over 90,000 insulin receptors. Due to a genetic difference, some people have liver cells that contain only about
1000 insulin receptors. Describe the importance of receptors in cellular
communication. *

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.

Which of these is one of the nitrogenous bases in dna? a. proline b. leucine c. glycine d. thymine

Acodon consists of bases and specifies which will be inserted into the polypeptide chain.