BIOLOGY- GENETIC DIVERSITY

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  • Created by: Lulugrace
  • Created on: 08-06-17 17:21
WHAT IS GENETIC DIVERSITY?
THE TOTAL NUMBER OF DIFFERENT ALLELES IN A POPULATION.
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WHAT IS A POPULATION?
A GROUP OF INDIVIDUALS OF THE SAME SPECIES THAT LIVE IN THE SAME PLACE THAT CAN INTERBREED.
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THE GREATER THE GENETIC DIVERSITY, THE MORE LIKELY THAT SOME INDIVIDUALS IN A POP. WILL SURVIVE AN ENVIRONMENTAL CHANGE. EXPLAIN.
THERE IS A WIDER RANGE OF ALLELES AND THEREFORE A WIDER RANGE OF CHARACTERISTICS. THIS GIVES A GREATER PROBABILITY THAT SOME WILL POSSESS A CHARACTERISTIC THAT SUITS THE NEW ENVIRONMENT.
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NAME THREE NATURAL SELECTION ADAPTATIONS:
ANATOMICAL, PHYSIOLOGICAL & BEHAVIOURAL.
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WHAT IS SELECTION?
THE PROCESS BY WHICH ORGANISMS THAT ARE BETTER ADAPTED TO THEIR ENVIRONMENT SURVIVE AND BREED, WHILE THOSE LESS WELL ADAPTED FAIL TO DO SO.
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WHAT IS A SPECIES?
A GROUP OF ORGANISMS THAT ARE CAPABLE OF BREEDING TO PRODUCE LIVING, FERTILE OFFSPRING.
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HOW DO YOU NAME AN ORGANISM?
1- GENUS 2- SPECIES
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WHAT IS TAXONOMY?
THE STUDY OF GROUPS AND THEIR POSITIONS IN A HIERARCHICAL ORDER
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WHAT IS A DOMAIN?
THE HIGHEST TAXONOMIC RANK AND THE THREE ARE: BACTERIA, ARCHAEA & EUKARYA
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WHAT IS PHYLOGENY?
THE EVOLUTIONARY RELATIONSHIP BETWEEN ORGANISMS.
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STATE ONE THING THAT ALL MEMBERS OF A SPECIES SHARE?
THEY'RE CAPABLE OF BREEDING TO PRODUCE OFFSPRING WHICH ARE FERTILE THEMSELVES.
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LIST THREE FEATURES OF PHYLOGENETIC SYSTEM OF CLASSIFICATION.
IT'S BASED ON EVOLUTIONARY RELATIONSHIPS BETWEEN ORGANISMS AND THIER ANCESTORS. - IT'S ARRANGED IN A HIERARCHY IN WHICH GROUPS ARE CONTAINED WITHIN LARGER COMPOSITE GROUPS WITH NO OVERLAP.
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Other cards in this set

Card 2

Front

WHAT IS A POPULATION?

Back

A GROUP OF INDIVIDUALS OF THE SAME SPECIES THAT LIVE IN THE SAME PLACE THAT CAN INTERBREED.

Card 3

Front

THE GREATER THE GENETIC DIVERSITY, THE MORE LIKELY THAT SOME INDIVIDUALS IN A POP. WILL SURVIVE AN ENVIRONMENTAL CHANGE. EXPLAIN.

Back

Preview of the front of card 3

Card 4

Front

NAME THREE NATURAL SELECTION ADAPTATIONS:

Back

Preview of the front of card 4

Card 5

Front

WHAT IS SELECTION?

Back

Preview of the front of card 5
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