At a certain point in the flowering process, shoots become committed to making a flower. This is called
A. phase change.
B. apomixis.
C. floral determination.
D. bilateralism.
E. competence.
Answer: C
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If a cross section of a eudicot herbaceous stem were compared with the cross section of its root the primary difference would be.
A. location of dermal tissue B. location of ground tissue C. location of vascular tissue D. location of terminal buds E. All of the choices are correct
When the size of a cell increases, the surface area/volume ratio
A) decreases initially and then begins to increase. B) remains the same. C) decreases. D) increases initially and then begins to decrease. E) increases.
Which organelle would you expect to find in plant cells but not animal cells?
A. mitochondrion B. ribosome C. chloroplast D. smooth endoplasmic reticulum
The massive early jawed fishes were called
A. placoderms. B. coelacanths. C. lampreys. D. whales.