Which of the following statements is correct with respect to toll-like receptors (TLRs)?
A) Some of the TLRs found in fish are homologous to those in humans.
B) Mice and humans have the same TLRs since both are mammals.
C) Early deuterostomes, such as sea urchins, do not possess any TLRs.
D) A and C
Answer: A
You might also like to view...
An infectious disorder that causes alveoli to fill with fluid is __________.
Fill in the blank(s) with the appropriate word(s).
A reduction in the secretion of ____ may serve as the trigger for the onset of puberty
a. inhibin b. melatonin c. adrenal androgens d. gonadotropin-releasing hormone e. pituitary gonadotropic hormones
In females, follicle stimulating hormone will be increasing when ________.
A. menstruation occurs B. a follicle is in the process of ovulating C. a follicle is maturing D. the corpus luteum is secreting progesterone
This figure shows an example of regulation of hormone secretion by a negative feedback loop. The large box labeled 1 represents the initial stimulus. Which could be the initial stimulus for this pattern of regulation?
A. Low RBC (red blood cell) count B. Low body temperature C. Low blood sugar level D. High blood calcium level E. High WBC (white blood cell) count