★ Organ Systems Quiz
What nutrient does your body need to keep your bones strong and help your muscles contract?
A. iron
B. calcium
C. water
D. vitamin A
Select your answer:
Topics:
Blood & Blood Vessels Genetics Nutrition & Wellness Food Microbiology Components of Food Special Senses Microbiology Thyroid Acute Responses to Exercise Psychiatry Nutritional Trivia Pulmonology/Respiratory Child Growth and Development Stress and Mental Health Transportation and ExcretionOther quiz:
Cardiovascular System › ViewThe heart is made of ______ muscle
A. skeletal
B. cardiac
C. smooth
Protein Synthesis Enzymes › View
What is the function of DNA Polymerase I in DNA replication?
A. Stabilizes the single-stranded DNA regions
B. Seals the nicks between Okazaki fragments
C. Synthesizes new DNA strand
D. Remove RNA primers & replaces with DNA nucleotides