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ENTO 320 TAMU - Exam 1 Questions and Answers (100% Pass)
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ENTO 320 TAMU - Exam 1 Questions and Answers (100% Pass)
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©PREP4EXAMS@2024 [REAL-EXAM-DUMPS] Monday, July 29, 2024 12:15 PMENTO 320 TAMU - Exam 1 Questions and Answers (100% Pass)
Apis Mellifera - ✔️✔️European honey bee
approx. _____ of the U.S. food supply is pollinated by bees - ✔️✔️1/3
Scientific Method - ✔️✔️1. Form a question
2. Make an observation
3. Form a hypothesis -- testable and falsifiable
4. test the hypothesis
5. analyze data and draw conclusions
control and experimental groups- - ✔️✔️differ in only one factor (independent variable)
data analysis- - ✔️✔️-statistically significant differences
-apply statistical analyses to determine if control and experimental samples are likely to
be different from each other b/c of the single variable that's different b/w the 2 samples.
Scientific literature follows the scientific method- - ✔️✔️-intro: steps 1-3
-materials/methods: step 4
-results: step 4
-discussion/conclusion: step 5
abstract- - ✔️✔️(part of article) have info concerning hypothesis/question, will also
summarize results, state conclusion of study
What is a theory? - ✔️✔️- a broad explanation of some aspect of the natural world that is
substantiated by a large body of evidence
- allows us to make predictions
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- can never be proven true
- extremely likely to be true, due to overwhelming evidence
THEORY IS NOT A HYPOTHESIS!!!!! - ✔️✔️
What is a law? - ✔️✔️- a description of what nature does under certain conditions
- general statements for which no exceptions have been found
- accepted to be true and universal
- Rare
Theory of Evolution - ✔️✔️- Evolution= changes in genetic makeup over time
-"Descent with modification"
-Mechanism behind evolution includes
-natural selection
-mutations
-genetic drift
-migration
Who's idea was the Theory of Evolution? - ✔️✔️Charles Darwin and Alfred Wallace
emergent properties - ✔️✔️- a property that develops due to increasing complexity.
- an individual component of the system may not exhibit that property, but the system
gains new properties with increase in individuals.
- EX: human body
Taxonomy- - ✔️✔️The science of identifying, describing, naming, and classifying
organisms.
Triangle picture: - ✔️✔️species
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genus
family
order
class
phylum
kingdom
domain
Why use taxonomic nomenclature? - ✔️✔️-grouping organisms makes them easier to find
and reference
-many species have multiple common names
-often a group of organisms are referred to by 1 common name. EX: lightening bugs
(fireflies), pufferfish, etc.
-knowing the biodiversity of local and/or world regions helps establish conversation
areas
-species-level identification is used in detecting exotic and potentially invasive pests.
bionomial nomenclature - ✔️✔️-a formal 2 part system of naming organisms
-coined by Carolus Linnaeus in 1751
-this system adheres to latin grammar, uses italics
-an organism is named using 2 words:
-genus species
-Homo sapiens (you)
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