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24 Cards in this Set
- Front
- Back
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What are the two types of biological adaptation
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Behavioral and Genetic adaptation
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The prime advantage of sexual reproduction is:
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the ability to generate individual variation.
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Biological extiction is best defined as:
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the deletion of a specific sequence of DNA (genetic blueprint).
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When seeking out mates:
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males are usually the aggressors in seeking/attracting females for reproduction.
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Genetic diversity arises from:
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sexual reproduction.
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What role in biology does sexual reproduction play?
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Sexual reproduction generates diversity within a population.
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Mutations can be:
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neutral.
detrimental. beneficial |
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the greatest advantage of sexual reproduction?
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ability to generate individual variation in an efficient way
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Although mutations can be _________, they are most often ___________ or _________.
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beneficial; neutral; detrimental
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In order for a mutation to be passed on to the next generation in must be a(n):
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germline mutation.
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What is the key factor for a species to survive?
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The ability of its members to adjust to enviromental change.
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An egg cell is much larger than a sperm cell because it:
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provides nutrients for the developing zygote.
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______________ mutations, like those induced by smoking, are not passed on to the next generation through inheritance.
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somatic
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______________ mutations, like those induced by smoking, are not passed on to the next generation through inheritance.
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somatic
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neutral mutation is
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attached earlobes
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smallest biological unit that can evolve over time is
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population
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As the weather gets cold you begin to dress warmer, this is an example of _____________ adaptation.
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behavioral
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Rainforests account for _______ of all species in less than ______ of the earth's surface.
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50%, 5%
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There have been ________ known major period(s) of mass extinction in the history of life on Earth.
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five
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Gametes are
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sex cells
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Why is a somatic mutation not passed on to an organism's offspring?
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Somatic mutations do not involve gametes which are the cells used in reproduction.
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Sexual reproduction is the process of ___________ individual organism(s) combining __________ information.
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two; genetic
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The bottleneck effect refers to
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a reduction of genetic variations.
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What process is the key to genetic diversity in sexual reproduction?
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meiosis
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