Exercise can prevent a heart disease but once you've had a heart attack, its also too late for exercise to you? true or false?

Which of the following statements is true? bacteria reproduce by budding. egg and sperm cells reproduce by mitosis. asexual reproduction usually occurs very slowly. mitosis can only occur in cells with nuclear membranes.

Why is it so important to have a lifetime commitment to training? a-it takes your entire life to become fit b-it keeps you from becoming bored c-you will lose strength and endurance once you stop exercising d-it increases your motivation in life

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.