★ Body Systems and Metabolism Quiz
. What is the role of enzymes in the body?
A. They are gases needed for breathing.
B. They are proteins that speed up chemical reactions.
C. They are nutrients needed for growth.
D. They are waste products of respiration.
Select your answer:
Topics:
Forensic Pathology BMI, Body Composition and Body Types Microbes and Infectious Disease Genes and Cells Infectious Diease Biotechnology: Tools & Techniques Health Issues Related to Digesting System and Eating Habits Stroke Sexual Reproduction The Teeth Components of Food The Musculoskeletal System Anatomy and Histology of Stomach Cosmetology Anatomy PhysicalOther quiz:
Skeleton › ViewCan our skeleton can move without help from our muscles?
A. yes
B. no
The Brain › View
It regulates when you feel sleepy or awake and connects the cerebrum and cerebellum to the spinal cord.
A. Cerebellum
B. Cerebrum
C. Diencephalon
D. Brain Stem