Topics: Biology Quiz
the non-lignified parts in the xylem vessels are known by …..
A. pits
B. lenticels
C. tracheids
D. sieve plates
Select your answer:

Topics:
Body Defense Genetic Diseases Body Systems Life Processes Excretion Lungs Anatomy: Muscle Essential Nutrients Wellness Vocabulary Pathology - Chronic Inflammation Cardiorespiratory or Vascular Systems Connective Tissue Cardiovascular Nursing Disorders of The Joints Fluid and Electrolytes Cell InjuryOther quiz:
Microbes › ViewViruses are considered to be nonliving because they
A. cannot multiply
B. use energy to grow
C. are smaller than bacteria
D. do not show all the characteristics
Breath › View
Failure of breathing of the obstructive form develops:
A. stagnation in the pulmonary circulation
B. narrowing of the airways
C. lowering resistance to air movement
D. increased resistance to air movement and pneumonia
E. decrease in resistance to air movement and laryngospasm