Answer:
skeletal muscles control his leg movement and cardiac muscles control his heart rate
Answer is Chromosomes have coiled and become more compact. Please mark as the brainliest answer if it helped.
Dependent reaction is the factor that is observed and measured
Henry Faulds and Galton are cousins which both helped each other like Faulds wrote a book about fingerprints which helped Galton out a lot.
Faulds was also the Father of Fingerprinting.
hope i helped ~Zuzu :)