Which of the following statements regarding trachoma is FALSE?
A. It is the leading cause of non-traumatic blindness in humans.
B. It is most often a disease of adults who suffer from sexually transmitted chlamydia.
C. It leads to corneal scarring.
D. It first infects the conjunctiva and kills cells there.
E. Infants may contract the disease while passing through an infected birth canal.
Answer: B
You might also like to view...
Archaic Homo sapiens arose about:a
2 million years ago. b. 1.25 million years ago. c. 400,000 years ago. d. 30,000 years ago. e. 10,000 years ago.
Within the chordate classes, the unique characteristic of the class Aves is:
a. flight. b. production of uric acid. c. feathers. d. endothermy. e. a forked tongue
Which describes why meiosis promotes genetic variability?
A. Meiosis produces four gametes that have half the same number of chromosomes of the parent cell B. Meiosis produces four gametes that have twice the same number of chromosomes of the parent cell C. Meiosis produces four gametes that have the same number of chromosomes of the parent cell D. Meiosis produces four gametes that have four times the same number of chromosomes of the parent cell
Figure 32.17
?
Use the figure above showing a reflex arc to answer the following question.
Stretch-sensitive muscle spindles are indicated by the letter _____.
A. A B. B C. C D. D E. C and D