How do muscles know when to contract?
A. When they receive messages from the nervous system
B. When it is cold outside
C. When receive messages from the blood
D. When your reflexes kick in
Select your answer:
Topics:
Nutrition Nutrition and Calorific Value Joints Mutations, Replication, and Cancer The Cardiovascular System OCR A-level Muscular System PHE Healthy Lifestyle RDA Dental Caries Living Organisms & Animal Behaviors BMS Cell Cycle and Cancer Regulation of Heart Rate Effects of Exercise on the Musculoskeletal System The Skeletal System Enzymes and ATP Structure SomatotypesOther quiz:
Cell Theory & Melanoma › ViewAfter a cell divides (i.e. skin cell), the result is
A. a daughter cell with half the genetic material as the original (parent cell)
B. a daughter cell with the same genetic material as the original (parent cell)
C. 2 daughter cells, each with half the genetic material
D. 2 identical daughter cells with the same genetic material
Serology/Blood Typing › View
Blood cells that have A antigen proteins are called
A. Type A
B. Type AB
C. Type B
D. Type O