Suppose that during the embryonic development of a hand, homeotic gene expression is altered such that the dorsal-ventral axis is switched. What is the most likely outcome of this scenario?
A) The palm and back of the hand will be switched.
B) The pinky and thumb would be switched.
C) The shoulder and hand would be switched.
D) The foot and hand would be switched.
Answer: A
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a. radial; vertebrate b. radial; invertebrate c. bilateral; vertebrate d. bilateral; invertebrate
Chemiosmosis in the light reactions produces ________, not __________.
Fill in the blank(s) with the appropriate word(s).