A person who is 15 years old has a target heart rate range of A. 132-176.
B. 99–132.
C. 123-164.
D. 114-152.

The cardiovascular system, which transports blood through the body, is a one-way system. select the best answer from the choices provided. t f

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.

Explain what went wrong. then, rewrite the scenario, showing how karen can model appropriate communication skills and achieve a different result.