The first trimester is the most critical time for an embryo or fetus. Please select the best answer from the choices provided. T F

What are the functions of the various parts of the neuron? how are messages transmitted through the nervous system? make sure that your response demonstrates that you understand how this works!

How are people today protected from poop 50 points

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.