What’s Interesting About ME? 12345 678910 1112131415 1617181920 2122232425.
SUBJECT: ACE BIOLOGY TWENTY QUESTIONS 12345 678910 1112131415 1617181920.
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Transcript of SUBJECT: ACE BIOLOGY TWENTY QUESTIONS 12345 678910 1112131415 1617181920.
1. WHAT IS A PHEROMONE?
A Chemical Hormone produced by an animal that affects the behavior of another animal
2. WHAT DO MALES DO TO IMPRESS FEMALES IN THE ANIMAL KINGDOM?
Courtship rituals- displays, dancesBeing vigorous and aggressiveBeing more colorfulBeing faster
5. WHAT IS PUNCTUATED EQUILIBRIUM?
Periods of rapid change (evolution) followed by periods of little change
6. WHICH MOLECULE DO SCIENTISTS BELIEVE OCCURRED FIRST, RNA OR PROTEINS?
RNA (it can act as both an enzyme and template)
7. WHAT ARE SOME METHODS OF REPRODUCTIVE ISOLATION?
GeographicalPhysical (parts don’t fit)Timing (reproduction occurs at different times)Can’t recognize others without specific ritual
8. WHAT ARE THE THREE TYPES OF SELECTION?
Stabilizing (favors middle)Directional (favors one end)Disruptive (favors the ends)
9. WHAT IS THE DIFFERENCE BETWEEN HOMOLOGOUS AND ANALOGOUS STRUCTURES?
Homologous- similar bones but different functions (ie whale/bird)
Analogous- different structures, but similar functions (ie butterfly/bird)
10. IN ORDER FOR NATURAL SELECTION TO TAKE PLACE, WHAT CONDITIONS NEED TO BE IN PLACE?
OverproductionVariationCompetitionOrganisms differ in fitness
11. WHAT ARE DENSITY-DEPENDENT FACTORS WHICH REGULATE POPULATION SIZE?
Any biotic factor- such as food, mates, predators, decomposers
Independent factors would be any abiotic factors- such as air, water, minerals
12. A PRAYING MANTIS WOULD HAVE WHAT TYPE OF SURVIVORSHIP CURVE?
Type III- many young, few live to adulthood
16. HOW DOES A KEYSTONE AND A FLAGSHIP SPECIES DIFFER?
Keystone- needed for the ecosystem to flourish (ie. An important insect)
Flagship- provides a strong emotional response (ie. Gorillas, polar bears)
17. HOW DOES THE FUNDAMENTAL AND THE REALIZED NICHE DIFFER?
Fundamental- is what the niche would be under perfect conditions
Realized- is what the niche is in real life
18. IF THREE SPECIES OF BIRD ALL SHARE THE SAME TREE AND LIVE ON THE SAME FOOD, HOW IS
THIS POSSIBLE?
Resource partitioning
19. WHAT IS THE PREDATOR-PREY CYCLE?
The number of predators and prey are dependent upon each other, one goes up, so will the other