Which is the most common protein in the body?
a. muscle
b. collagen
c. hemoglobin
d. bone matrix
e. insulin
B
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Which statement about secondary growth in plants is not correct?
A. Secondary growth in woody plants results from two cylinders of actively dividing cells, the cork cambium and vascular cambium. B. The cork cambium produces secondary phloem while the vascular cambium produces secondary xylem. C. Secondary growth in plants increases the girth (diameter) of woody plants. D. Secondary growth in plants is a result of lateral meristems. Trees and shrubs have active lateral meristems. E. Only some plants have secondary growth.
Which of the following is photosynthesizing bacteria?
a) euglena b) diatoms c) prions d) dinoflagellates e) cyanobacteria
From the outside of a flower to the inside,
which of the following is the correct order of structures?
a. calyx>corolla>stamen>carpel b. corolla>calyx>stamen>carpel c. calyx>corolla>carpel>stamen d. corolla>calyx>carpel>stamen e. calyx>carpel>corolla>stamen
Which of the following is a concept NOT
shared by Larmark and Darwin in their theories of evolution?
a. gradual change of species over time b. environmental pressures result in changes in populations of species over time c. a drive for perfection leads to changes in species over time d. all of these ARE concepts shared by Larmark and Darwin in their theories of evolution e. none of these are concepts shared by Larmark and Darwin in their theories of evolution