General facts and Info

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  • Created by: exam yes
  • Created on: 05-05-19 18:47
What is exaptation?
A shift in the function of a trait during evolution
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What is the blastopore and how does the protostome and deuterostome relate to it?
The blastopore is the first opening during embryonic development. The protostome is where the blastopore becomes the mouth, and deuterostome is when it is the anus and oral end develops from the second opening...
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What is the order of the triploblastic structure?
Ectoderm - Mesoderm - Endoderm
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What is raptorial feeding?
The ability of animals to capture and eat/process their prey under water e.g. seals and dolphins
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What is an ectotherm?
An animal that is cold blooded and so relies on external heat changes
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What is the order that collates the 'true bugs', including Notonecta? And what subphyla do these belong to as well?
Hemiptera from the Hexapoda subphyla of Athropods
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What is the foramen magnum of the cranium?
The point at which the spine enters the skull
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What is one of the adaptions a sand gazellle has in a desert?
A pale sleek coat which aids reflection of the sun
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How are animals adapted to living in mountainous areas?
A Yak has a large heart and large lungs to increase their capacity for oxygen at high altitudes. As well as specialised hooves for extreme locomotion on steep sides
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Where within a mussel are byssus threads produced?
The muscular foot
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What are Choanocytes in Sponges?
Specialised collar cells associated with the flow of water through a sponges body mass
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Which phylum does he genus Hydra belong to?
Cnidaria
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What class to the majority of birds belong to and what is an example??
Aves - Hoatzin
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Where does the blood flow when an insect contracts its heart?
The head region
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What is competitive exclusion?
species or individuals fighting over shared resources
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What does unpalatable mean and what mechanisms helps prey show this?
Means something doesn't taste nice and prey use aposematic coloration (bright warning colours)
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What are parasitoids?
Parasites where the larvae is laid inside the host and the host will eventually die
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What does Oceli mean?
term used to describe the simple eyes of insects
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Why is sickle cell anaemia so persistent?
Because the condition is recessive and one allele protects against malaria
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What is an example of prezygotic isolation in terms of complex mating rituals?
Hawaiian Drosophila (flies)
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What are the three things humans have that allow us to have language?
hyoid bone and descended larynx in the throat, with the perisylvian cortex in the brain
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Card 2

Front

What is the blastopore and how does the protostome and deuterostome relate to it?

Back

The blastopore is the first opening during embryonic development. The protostome is where the blastopore becomes the mouth, and deuterostome is when it is the anus and oral end develops from the second opening...

Card 3

Front

What is the order of the triploblastic structure?

Back

Preview of the front of card 3

Card 4

Front

What is raptorial feeding?

Back

Preview of the front of card 4

Card 5

Front

What is an ectotherm?

Back

Preview of the front of card 5
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