What do red blood cells do?
A. Carry carbon dioxide to the rest of the body from the lungs, while taking oxygen back to the lungs to be exhaled
B. Fights of infections and bacteria
C. Makes our blood red
D. Carry oxygen from the lungs to the rest of the body, while taking carbon dioxide back to the lungs to be exhaled
Select your answer:
Topics:
Respiratory Acidosis Vitamin Limitation of Senses Deficiency Disease Glucose in the Body Skeletal System Safety Terms Transportation Regulating the Cell Cycle Thyroid Cells and Organ Systems Viruses Biomolecules Tib/Fib, Knee and Femur Nail Diseases and Disorders PsychologyOther quiz:
Ecology › ViewWhich of the following explains adaptation.
A. An individual organism changes to meet its needs in the environment. These changes pass down to their offspring.
B. The species as a whole changes their characteristics.
C. Beneficial traits allow organism to survive and pass on those traits
D. New characteristics arise in a species as needed. If these traits are helpful, they are passed down.
Nutritional Measurements › View
Which of the following statements best defines a calorie?
A. A unit of energy, equivalent to 1000 joules
B. The energy required to raise the temperature of 1 gram of water by 1oC
C. The energy required when your body is at rest
D. 1 calorie is the equivalent of 1000 joules