Biology Guides d'étude, Notes de cours & Résumés
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Biology 1406 Exam 3 Questions and Answers Rated A+
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Cell division is used for which of the following ? Reproduction of single-celled organisms, 
growth of multicellular organisms, repair and replacement of cells, and sperm and egg 
production 
Asexual and sexual reproduction differs in that sexual reproduction_____________ Can 
produce great variation among the offspring (Meiosis) 
Asexual Reproduction ____________ Produces offspring genetically identical to the parent 
(Mitosis) 
Most of the time, DNA is in the form of____________ Euchromatin 
W...
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Biology 1406 exam 5 questions and answers already passed
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In 1928, __________ was surprised to find that when he 
killed pathogenic bacteria, then mixed the bacterial remains 
with living harmless bacteria, some living bacterial cells 
became pathogenic. Frederick Griffith 
In 1952, ___________ used bacteriophages to 
show that DNA is the genetic material of T2, a virus that infects the 
bacterium Escherichia coli (E. coli). Hershey-Chase 
__________ are viruses that infect bacterial 
cells. Bacteriophages 
______ discovered the relationships between D...
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Biology 1406 final exam practice questions and answers already passed
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What is not a part of the Cell Theory The molecules within a cell are alive 
the process that converts DNA to mRNA Transcription 
The process that converts mRNA to protein Translation 
The four cells produced in meiosis will have a n number of chromosomes and will differ 
genetically from each other 
what are the reactants of photosynthesis Carbon Dioxide, water and sunlight 
which scientists influenced Darwin by his study of human population growth and the resulting 
struggle for resources? Tho...
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Biology 1406 Final Exam Questions and Answers Already Passed
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What is homeostasis the process whereby living organisms regulate their cells and bodies to 
maintain relatively stable internal conditions 
What are the characteristics of living things 1. Cells and Organization 
2. Energy use and metabolism 
3. Response to environmental changes 
4. Regulation and homeostasis 
5. Growth and Development 
6. Reproduction 
7. Biological Evolution 
atom the smallest component of an element having the chemical properties of the element 
molecule Two or more atoms he...
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Biology 1406 Lab Exam 1 Questions and Answers Already Passed
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Why is oil immersion used? To reduce the amount of light rays that are refracted away from 
the objective lens. It increases numerical aperture and maintains a uniform light speed. increase 
the resolving power of a microscope. Prevents refraction of light. 
What parts of the microscope does light travel through? Illuminator-The light source for the 
microscope.Diaphragm-Controls the amount of light entering the condenser. Condenser lensFocuses light through the specimen. 
How do you calculate t...
Trop de mois restant à la fin de l'argent ?
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Biology 1406 lecture exam 4 latest update graded A+
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gregor mendel father of modern genetics 
two things gregor mendel discussed character 
trait 
character heritable feature of an organism 
trait version of a character 
what did mendel follow? the inheritance of traits in true-breeding pea plants 
cross mating between traits 
ex: purple flower with a white flower 
hybrid offspring of a crossphenotype physical appearance 
ex: purple flower color 
genotype DNA content of genes 
when mendel crossed the white (recessive) pea plant with the purple (do...
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Biology 1406 Lecture test 2 (Ch. 4-6) Rated A+
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Metabolism Sum of all chemical activity 
Catabolic pathway break down molecules 
anabolic pathway build more complex molecules 
bioenergetics study of how organisms manage their energy resources 
Energy The capacity to do work or cause 
change. 
Potential Energy Energy by position or state. Examples - Water held back by a dam, 
chemical energy and electrical energy in a battery. 
Kinetic Energy Energy in motion or at work. EX: moving water, energy released by breaking 
a chemical bond or electri...
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Biology 1406: Exam 3 Latest Version Graded A+
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autotrophs an organism able to build all the complex organic molecules that it requires as its 
own food source 
heterotroph an organism that cannot derive energy from photosynthesis or inorganic 
chemicals , and so must feed on other plants and animals, obtaining chemical energy by 
degrading their organic molecules 
cellular respiration the oxidation of organic compounds to extract energy from chemical 
bonds 
dehydrogenation chemical reaction that involves the loss of a hydrogen atom, electro...
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Biology 1406: Lab Final Review Questions with Verified Solutions
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Autotrophs include what? Plants 
The raw materials used for Photosynthesis include what? CO2 and H2O 
Products and by-products of photosynthesis do NOT include what? CO2 (includes O2, 
C6H12O6, and H2O) 
A thin layer of chromatogram is useful for what? Separating pigments based on their 
physical characteristics 
What pigments would you find in a typical leaf? Chlorophyll A, Chlorophyll B, and 
carotenoids 
Most plants store carbohydrates in the form of... Starch 
Organisms capable of producing ...
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Biology Placement Test Questions and Answers Already Passed
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What defines living organisms separate from non-living things? Living things are made up of 
basic units called cells, are based on a universal genetic code, obtain and use materials and 
energy, grow and develop, reproduce, respond to their environment, maintain a stable internal 
environment, and change over time 
Discuss the scientific method and its use in acquiring knowledge. Involves observing and 
asking questions, making inferences and forming hypotheses, conducting controlled experiment...
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