How does radiation affect living cells?
A. Radiation can damage DNA inside living cells.
B. Radiation can strike the DNA molecule directly, ionizing and damaging it.
C. Radiation can ionize water molecules, producing free radicals that react with and damage DNA molecules.
D. All of the above
Select your answer:
Topics:
Trauma Disease, Illness and Sickness Blood Cells Brain, Neurons and The Nervous System Introduction to Mycology Non-infectious Disease Pain Management Joints & Movement Obstructive Lung Disease Microbiology Ecology Dermatology Vocabulary The Skeletal System Psychopathology Musculoskeletal DiseasesOther quiz:
Hematology › ViewIn leukemia, which term describes a peripheral blood finding of leukocytosis with a shift to the left, accompanied by occasional nucleated red cells?
A. megaloblastosis
B. dysplasia
C. leukoerythroblastosis
D. none of these
Body Fluids › View
Doctors use stethoscope to hear the sound; produced during each cardiac cycle. The second sound is heard when
a) AV node receives signal from SA node
b) AV valves open up
c) Ventricular walls vibrate due to gushing of blood from atria
d) Semilunar valves close down after the blood flows into vessels from ventricles