The respiratory system, and the cardio vascular systems.
Answer:
Question 1
answer: all of the choices are correct
Question 2
Early childhood
Question 3
Infancy
Our DNA gives the instructions that determine human traits, like these.
I exercise every day of the week, I found your workout plan by looking through brainly.com, If I were to make any adjustments I would most likely take out Tai chi and substitute it with something such as weigh lifting or strength training due to the reason that almost all of the workout is cardio. From the workout I feel more tired, yet at the same time more energetic, healthier, and stronger. I would be interested in continuing the exercises due to the reason that they make me in a better mind set and body than before.