Select your answer:
Topics:
Skin and Derivatives Musculoskeletal System Medical Terminology Child Growth and Development Health and Diseases ology & phobia Tongue and Skin Eczema Genetics and Probability Atoms and Radioactivity Immunisation Contemporary Nutrition Issues Anatomy and Physiology Skeletal System Pathogens - Bacteria and Viruses Adaptive Immune System Nervous System and Special SensesOther quiz:
Genetics › ViewA structure that contains genes- humans have 23 pairs
A. genes
B. chrysanthemums
C. geneology
D. chromosomes
Respiratory and Circulatory › View
What happens when you exercise?
A. Your heart beats faster, delivering more oxygen to your muscle cells
B. Your heart beats faster, delivering less oxygen to your muscle cells
C. Your heart beats slower, delivering more oxygen to your muscle cells
D. Your heart beats slower, delivering less oxygen to your muscle cells