★ Biotechnology Quiz
Why does the DNA move towards positive end?
A. Deoxyribose is negatively charged
B. Deoxyribose is positively charged
C. Phosphate is negatively charged
D. Phosphate is positively charged
Select your answer:
Topics:
Nutrition Vocabulary Your Body Pathology Introduction Cell Injury Cardiovascular Med Terms Medical, Legal, and Ethical Issues Disability Etiquette & Physical Activities Digestive System Medical Terminology Disease & Immunity Name that Pathogen Biochemistry Lab Receptors Vascular Eye in Color Vision Cell Reproduction Year 7 NutritionOther quiz:
Benefits of Physical Activity › ViewThese are chemicals in the brain triggered by physical activity that give us a sense of well-being; they are “feel good chemicals”.
A. Sweets
B. Oxygen
C. Endorphins
D. Carbon Dioxide
Skel, Musc, Nerv, Circ, Resp › View
The human circulatory system and respiratory system work together to help the body maintain homeostasis. Which of the following is a result of the combined effort of these two systems?
A. the removal of salts
B. the removal of urine
C. the intake of carbon dioxide
D. the intake of oxygen