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50 Cards in this Set
- Front
- Back
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Mitosis was first described closest to? 1600, 1700, 1800, or 1900.
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1900
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The product of mitosis in one diploid nucleus will be?
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Two diploid nuclei, genetically identical
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What is the product at the end of meiosis?
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Four haploid nuclei, genetically different
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The evidence of heritable abnormality, say hemophilia or red/green color blindness which is more frequent in males than females is a strong indication that the gene controlling the malfunction is on which chromosome?
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On the X chromosome
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How many bivalents are present at the end of prophase 1 of meiosis in a diploid nucleus?
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The haploid number
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Repeated inbreeding in a population results in increased levels of disability because of?
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An increasing homozygosity.
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Name the person.
Biological Classification |
Linnaeus
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Name the person.
Discovering bacteria/microorganisms |
Pasteur
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Name the person.
Genetics |
Mendel
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Name the person.
Cell Nucleus |
Brown
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Name the person.
Population growth |
Malthus
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Which is more reliable? Hypothesis or theory?
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A theory
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Biology is the study of?
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Living things
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Evolution has occurred by the process of?
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Natural selection
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True or False.
The Hardy/Weinberg Principle proves mathmatically that evolution cannot occur. |
False- the conditions for their predictions to be accurate require unnatural conditions in the breeding population.
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The genotype of an organism describes?
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The collection of genes that the organism has
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The phenotype of an organism describes?
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What the organism will look like
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An individual in which both alleles of a gene are the same is said to be?
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Dominant for that gene
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What are gametes?
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They are haploid
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In a classic Mendelian monohybrid cross the phenotypic ratio in the F2 generation would be?
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3:1
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What would be the phenotypic ratio for a classic Mendelian dihybrid cross?
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9:3:3:1
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If in a dihybrid cross following Mendel's example you found only 2 recombiant plant phenotypes in 500 F2 plants, what would you conclude?
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The two genes you had chosen to work with were "linked"
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In another dihybrid cross experiment in which Mendel's predictions were fulfilled exactly, the genotype of the F1 individuals was XxYy. What are the possible gametic genotypes from those F1's?
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XY, Xy, xY, xy
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Mendel identified 'dominant' and 'recessive' factors. Today these would be described as?
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Alleles of one gene
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Name that person.
Inheritance of aquired characteristics |
Lamarck
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Name that person.
Allele frequency in a population |
Hardy and Weinberg
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Name that person.
Chemical Evolution |
Stanley Miller
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Name that person.
The Cell Theory |
Schleiden and Schwann
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Name that person.
Natural Selection |
Alfred Russel Wallace
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In which ship did Darwin sail around the world?
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Beagle
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Darwin's favorite islands, The Galapagos, have...
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Developed from volcanic activity on the ocean floor.
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In which ocean are the Galapagos islands?
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Pacific
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Which collection of gasses could not of been present in the early atmosphere of Earth for the idea of a 'primordial soup' to have been plausible? What is the major gas that causes this?
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Oxygen
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True or false.
Prokaryotic cells have nuclei. |
False
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New cells are produced as a result of...
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Cytokinesis
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The age of the Earth is currently estimated by geologists to be about...
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4.5 billion years old
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Recognizable "human" forms have been around for...
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2 million years
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"Survival of the fittest" is a common description of Darwin's ideas on Evolution. It is reasonable as long as 'fitness' is measured by...
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Reproductive success
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A zygot is..
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Diploid
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Match the date.
Isaac Newton |
1650
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Match the date.
Gregor Mendel |
1850
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Match the date.
Charles Darwin |
1850
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Match the date.
Carl Linneaus |
1750
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Match the date.
Mathias Schleiden and Theodore Schwann |
1850
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Match the date.
Louis Pasteur |
1850
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How many chromotids?
Beginning of interphase |
1
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How many chromotids?
Anaphase in mitosis |
1
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Anaphase 1 in meiosis
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2
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End of interphase
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2
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How many chromotids are there in a bivalent at the end of prophase 1 in meiosis?
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4
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