★ Macromolecules & Enzymes Quiz
How do enzymes speed up chemical reactions?
A. provide energy for the reaction
B. absorb energy
C. lower the activation energy
D. increase the number of available reactant molecules
Select your answer:
Topics:
Transplantation Immunology Food and Health & Bones and Muscles Surgical Vocabulary Mitosis Disease Prevention Cell Theory and Cellular Structure Cellular Respiration Tongue and Skin Major Organs Anatomy and Physiology Skeletal System Pathology Inflammation Disease Cards Microbes Branches of Microbiology Homeostasis and DiseaseOther quiz:
Respiratory System › ViewWhere are the sinuses located?
A. In the front lobe of the brain
B. In the skull surrounding the nasal cavity
C. Inside the nares
D. Under the cheek bones
The Skeletal System › View
The spine ribs and sternum protect the organs contained in what cavity?
A. buccal
B. abdominal
C. pelvic
D. thoracic