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What is the 7 level taxa (in order)
- Kingdom (King)
- Phylum (Philip)
- Class (Came)
- Order (Over)
- Family (For)
- Genus (Great)
- Species (Sushi)
or whatever other silly phrase you use!
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What relevance is the foramen magnum?
In the human forms it has moved forward to the centre of base of skull.
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Give the Kingdom to species names for man
- Kingdom = Animalia
- Phylum = Chordata
- Class = Mammalia
- Order = Primate
- Family = Hominidae
- Genus = Homo
- Species = sapiens
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What is an isotope?
An element with an unusual number of neutrons compared with normal
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What isotope might you use to find the age of something that was once living?
14C
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What is the half life of 14C?
5730 years
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What is a half life?
The time it takes for half of the radioactive isotope to decay
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What isotope might you use to age a rock? (non living)
40K
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What is the half life of 40K?
1.3 billion years
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Describe the major anatomical features that define humans as primates.
- 1, Grasping pentadactyl limbs with long fingers and an opposable thumb
- 2. Stereoscopic vision with forward facing eyes on a flattened face giving overlapping fields of view
- 3. Mobile arms, with shoulder joints allowing movement in three planes and the bones of the shoulder girdle allowing weight to be transferred via the arms
- 4. Skull modified for upright posture
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In hominid evolution, which species have CO-existed, and when?
- Homo. erectus, H. neanderthalensis and H. sapiens co-existed approx. 100,000 years ago.
- Australopithecus afarensis and A. africanus co-existed approx. 3 million years ago.
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Give some info about Ardipithecus ramidus
- •Lived approx. 5.8 – 5.4 million years ago
- •In Ethiopia
- •Believed to be at the split between organisms that became more human-like and those that became more chimp-like. Has many ape-like characteristics
- •Canine are more hominid-like and not sharp and shorter and less projecting than ape-like canines
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Give some info about Australopithecus afarensis
- •Lived approx. 4-2.5 million years ago
- •In Eastern Africa
- •Most famous one is ‘Lucy’
- •Tall lower jaw, large molars and projecting face
- •Cranial capacity = 380-430cm3
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