Once a structure is fully grown and mature, it will probably
A.
up-regulate its receptors for growth hormone, as it no longer receives as much of the ligand.
B.
up-regulate its receptors for growth hormone, as it no longer needs to continue to grow at a fast rate.
C.
down-regulate its receptors for growth hormone, as it no longer receives as much of the ligand.
D.
down-regulate its receptors for growth hormone, as it no longer needs to continue to grow at a fast rate.
D
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Nitrogen compounds of the body include all of the following except
A) amino acids. B) oxaloacetate. C) creatine. D) porphyrin. E) purines.
Which of the following facial bones is correctly matched with its function?
A. temporal - is part of the orbit. B. inferior nasal conchae - contain nasolacrimal canals C. vomer - forms the hard palate D. zygomatic - provides attachment point for temporalis muscle E. maxilla - possesses sockets for teeth
What is the function of the gonads?
A) secrete fluids into the reproductive system ducts B) connect the uterus with the exterior C) receive and transport the gametes D) produce gametes and hormones E) enclose and support a developing embryo
Rosalind, a seventeen-year-old, signs a contract to sell her car to Street Fleet Used Cars. The next day, Rosalind tells Street Fleet that she's decided not to sell the car. Rosalind is liable to Street Fleet for
a. the cost of a car of comparable value. b. the value of her performance under the contract. c. the amount of its profit on the deal.