In pine, there is a dominant ____ generation.
A. sporophyte
B. gametophyte
C. male gametophyte
D. female gametophyte
A. sporophyte
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All the cells in a cancerous tumor are ____________________ directly descended from one cell
Fill in the blank(s) with correct word
In a wilted leaf, the protoplast has shrunk away from the cell wall
a. True b. False
Which of the following is NOT accurate regarding the Bicoid protein?
A. It affects the posterior part of the Drosophila embryo. B. It activates gap genes. C. It is a transcription factor. D. It is a morphogen. E. It activates genes when it reaches a concentration threshold.
Hepatitis B virus releases a large amount of viral antigen, which benefits the patient by
A. producing a stronger cellular immune response. B. activating antibody mediated immunity. C. making it easier to develop a vaccine. D. allowing for better treatment. E. ensuring plentiful substrate for binding with labeled antibodies in diagnostic tests.