★ Movement Quiz
What is the purpose of white blood cells?
A. To carry oxygen
B. To protect against infection
C. To speed up digestion
D. To trap dirt and dust
Select your answer:
Topics:
Life Processes Excretion Perioperative Nursing Care Digestive System and Nutrition Muscles and Movements Vital Signs Enzymes and Digestion The Musculoskeletal System Basics of Cardiology Enzyme Reproduction Human Brain Communicable Diseases and Immune Response (OCR) Endocrine System Muscularskeletal System SPED Law-lympicsOther quiz:
Protein Synthesis Enzymes › ViewWhat is the function of Topoisomerase in DNA replication?
A. Seals the nicks between Okazaki fragments
B. Removes RNA primers & replaces with DNA nucleotides
C. Synthesizes new DNA strand
D. Relieves the torsional strain generated during the unwinding of the DNA double helix by helicase
Nervous System › View
Which of these parts is labeled B in the diagram?
A. cell body
B. nucleus
C. dendrites
D. axon