Humans domesticated the rose from a wild ancestor with large, scented flowers. Why might fragrant chemicals in flowers be adaptive for wild roses?
A) They attract herbivores.
B) They repel seed dispersal agents.
C) They attract pollinators.
D) They prevent seed germination.
Ans: C) They attract pollinators.
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Advanced treatment of sewage
A. is done to prevent nutrient enrichment. B. is done to prevent possible overproduction of algae and other organisms. C. involves the removal of phosphates and nitrogen compounds. D. All of the choices are correct.
Reactivation of chickenpox is called
A. shingles. B. herpes zoster. C. pneumonia. D. exanthems. E. shingles AND herpes zoster.
The water-hating hydrophobic tails of the phospholipid bilayer face the outside of the cell membrane
Indicate whether the statement is true or false.
All science begins with ________, which is the first step in the process known as the scientific method
Fill in the blank(s) with correct word