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Summary Topic 4 Conservation and Seed Banks

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Edexcel Biology Topic 4 Conservation and Seed Banks,

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C onservation
Small populations


inbreeding depression
making between close relatedone
->

S.I units


offspring have more
homozygous recessive alleles

↳ reduces the
gene pool I smaller
heterozygosity
index


-
wont be able to overcome selection pressures

homozygous recessive
genetic disorders
-




Captive Breeding
3 aims'

1 Increase
.

population
2
.
Increasing genetic diversity
.
3 Introduction to wild


.
1
-
No
predators/poachers
-Medicine
Insemination
Artificialcation
-




-




nutritional
food and water
-




Stadbook ; profile
making history ,
age ,
DNA ,
location

outbreed instead of inbreed
.


Interzoo Cooperation :
>
-
fron eggs and sperm ->
artificial insemination

Document information

Study Level
A/AS Level
Subject
Biology A
Uploaded on
January 19, 2025
Number of pages
2
Written in
2023/2024
Type
Summary
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