★ Cardiovascular and Respiratory Quiz
normal aging changes of lungs
A. airways produce more mucous
B. airways become less flexible
C. coughing less effective
D. alveoli regenerate
Select your answer:
Topics:
Diet Homeostasis Skin Fluid and Electrolytes The Cell Cycle & Cancer Diseases of The Body Systems Microrganisms Gaseous Exchange in Humans MEDICINE Mycology Major Nutrients Foot Orthosis Vocab Genes, Genomes & Alleles Properties of The Hair and Scalp Cell ReproductionOther quiz:
SCI CH2-1 › ViewA person takes more food than his requirement. He is too fat. He may be suffering from which of the following diseases.
A. Anaemia
B. Beri-beri
C. Scurvy
D. Obesity
Immunology › View
During this process, cytidines change to thymines. Also this process is not available to TCRs so that self-reactivity is prevented.
A. Gene recombination
B. Somatic mutation
C. Gene conversion
D. None of the above