You have a plant that naturally exhibits simple leaves, but you would like to change the shape of the leaves from simple to compound. What gene could you over-express in your plant to induce compound leaf formation?
A) Bicoid
B) MONOPTEROS
C) PHANTASTICA
D) Cytoplasmic deteminants
E) Sonic Hedgehog
Answer: C
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It is likely that an act of ________ will be defined by a sudden spike in an unusual disease reported to the public health system.
Fill in the blank(s) with the appropriate word(s).
In the image above, the substance indicated as
"B" is a(n) a. inhibitor. b. activator. c. substrate. d. coenzyme. e. cofactor
Which of these statements best describes gene expression in a damaged cell?
A) In a damaged cell, p53 is low and BAX transcription is inactive, so Bcl-2 represses apoptosis. B) In a damaged cell, p53 is high and BAX transcription is active, so Bcl-2 is repressed and apoptosis is induced. C) In a damaged cell, p53 is low and BAX transcription is active, so Bcl-2 represses apoptosis. D) In a damaged cell, p53 is low and BAX transcription is active, so Bcl-2 is repressed and apoptosis is induced. E) In a damaged cell, p53 is high and BAX transcription is inactive, so Bcl-2 is activated and apoptosis is induced.
A chromosome whose centromere is placed very close to, but not at, one end is called a(n) ____________________
chromosome.Fill in the blank(s) with the appropriate word(s).