What is a paralog?
a. a homeobox gene c. a homologous gene
b. an enhancer gene d. a duplicate of an existing gene
D
You might also like to view...
What is the general trend in diversity in vascular plants for the past 145 million years?
What will be an ideal response?
Which of the following is false regarding
hemoglobin? a. It is a protein. b. It is a pigment. c. It has the same function in mollusks, annelids, and some crustaceans as it has in humans. d. Annelid hemoglobin is a smaller than human hemoglobin. e. It is comparable in function to hemocyanin.
The energy necessary to drive the bacteriorhodopsin proton pump that creates the proton gradient needed for ATP synthesis is generated by
A) a Na+ electrochemical gradient across the membrane. B) a H+ concentration gradient across the membrane. C) a membrane potential of 100 mV across the membrane. D) ATP hydrolysis by ATP synthase. E) retinal absorption of light energy.
Which of the following statements is CORRECT?
A) The carpal region is proximal to the brachial region B) The umbilical region is dorsal to the spinal column C) The thoracic region is caudal to the lumbar area D) The femoral region is proximal to the pedal region