Thyroid hormones a. stimulate cell metabolism and growth b. slow growth of their targeted cells c. stimulate synthesis of dna d. bind to receptor molecules on their targeted cell's surface

Which of the following represents a difference between viruses and viroids? a) viruses infect many types of cells, whereas viroids infect only prokaryotic cells.b) viruses have capsids composed of protein, whereas viroids have no capsids.c) viruses have genomes composed of rna, whereas viroids have genomes composed of dna.d) viruses cannot pass through plasmodesmata, whereas viroids can.

Most people deal with their mental disorders head on.true or false?

What else happens in your cadriovascular in resonse to your sypathetic nervouse system?