classification

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what animals kingdoms are there?
-plants -animals -fungi -protocists -prokaryotes
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what are protoctists
algae,they are uncellular with a nucleus
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what are prokaryotes
bacteria,they are also uncellular without a nucleus
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what do vertebrates have?
back bone and an internal skeleton
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what do invertebrate not have?
back bone and an internal skeleton
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what vertebrates are there?
fish,amphibians,reptiles,birds and mammals
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what is oviparous?
a term used for reptiles that lay eggs
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whats is the name of an offspring from two different species?
hybrid
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what is an species
sapien
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what is the two part latin name given for a species in the bionomial system?
first part is the genus the organism belongs to,second part refers to the species
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what can variation be caused by
genes
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why is variation caused by genes
50% come from the mum and the other 50 % comes from the dad.. the combination of the ggenes cause genetic variaton
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what else can cause variation
can be caused by genetic or environmental aswell a mutation
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what is a mutation
a mutation is copying of a chromosome when a mistake is made. gene mutation is recessive hided by dominate
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what is a chromosome
long complex chain of DNA
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what is a gene
short chunks of DNA carrying instructions for a particular characterist
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gamate?
male or female sex cell
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what are DNA?
the material from which genes are formed
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how many chromosomes are there
23 pair
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what does DNA stand for
deoxribo nucleic acid
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why do genes carry inherited diseaseds
they can be caused my faulty genes or same sex linked
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Other cards in this set

Card 2

Front

what are protoctists

Back

algae,they are uncellular with a nucleus

Card 3

Front

what are prokaryotes

Back

Preview of the front of card 3

Card 4

Front

what do vertebrates have?

Back

Preview of the front of card 4

Card 5

Front

what do invertebrate not have?

Back

Preview of the front of card 5
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