What is a characteristic of eudicots?
A) parallel leaf venation
B) vascular bundles scattered throughout the stem
C) a flower with six petals
D) a taproot system
Answer: D
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Which of the following signals is not a signal that may cause a change in gene expression in complex multicellular organisms?
A. oxygen levels B. nutrients in the environment C. temperature D. hormones E. All of these influence gene expression in complex multicellular organisms.
Colonial cnidarians that exhibit both the polyp stage and the medusa stage in their life cycles are:
a. hydrozoans. b. scyphozoans. c. cubozoans. d. anthozoans. e. bryozoans.
What is an amniotic egg?
A. A type of egg that amphibians have B. A type of egg that all reptiles share C. A type of egg that contains a fluid to provide an aquatic habitat for the embryo to develop D. Both B and C are correct
________ drives fishery production, which makes consumer education so important
a. Potential yield b. Sustainable yield c. Consumer demand d. Fishery supplies