Identify and briefly explain three adaptations of flowering plants that contributed to their evolutionary expansion and
success. What will be an ideal response?
Adaptations include the following:
1. Closed carpels and double fertilization for increased likelihood of reproductive success
2. Interdependence with animals, particularly insects, for more efficient pollination
3. Vessel elements for more efficient water conduction
4. Sieve tube elements for more efficient carbohydrate conduction
5. Broad leaves for more efficient absorption of light
6. Stems and roots modified for food or water storage
7. Adaptability of the sporophyte generation to new environments
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A mechanism of gene regulation that controls the amount of mRNA available for translation is called ____________________
Fill in the blank(s) with correct word
____ is a dangerous bacteria that infects wounds
a. Clostridium botulinum b. Clostridium tetani c. Bacillus anthracis d. Heliobacter pylor e. Thermus aquaticus
Herpes is caused by a
A) bacterium. B) prion. C) virus. D) viroid. E) fungus.
Which of the following is a ciliated pathogen of the intestinal tract?
A. Balantidium B. Plasmodium C. Trypanosoma D. Leishmania E. Giardia