Lung cancer is associated with changes in chloride and water movement into and out of exocrine glands, dry and thickened mucus in the airways, and an increase in the incidence of respiratory infections
1.True
2.False
2
You might also like to view...
The step of DNA replication in which the replication proteins open up the double helix and prepare for complementary base pairing is called
A) initiation. B) elongation. C) termination. D) translation. E) translocation.
Which of the following statements is NOT TRUE
concerning an electron that has absorbed a photon? a. It moves to a higher energy level. b. It becomes more stable. c. It quickly returns to its original energy level. d. It may emit energy. e. It becomes excited.
When a neuron is at rest,
a. there is a voltage difference across the membrane of about ?70 millivolts. b. the interior is positively charged. c. it is responding to a stimulus. d. the fluid outside the membrane has more sodium and less potassium than the cytoplasm. e. axons are firing at a faster rate.
What is the leading cause of Down syndrome?
A) Aberrant implantation in the uterus leads to developmental problems in the fetus. B) In older females, chromosome 21 is duplicated leading to abnormal egg formation. C) The nondisjunctional event that produces Down syndrome occurs more frequently during oogenesis in women older than age 35. D) In older parents, there is egg/sperm incompatibility leading to duplication of chromosome 21. E) In men over 25, sperm formation is impaired and produces monosomic children.