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42 Cards in this Set
- Front
- Back
when were microscopes invented |
1800s (something invented0 |
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when was the cell theory discovered |
1840 (theory discovered) |
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Cell Theory |
all living things are composed of cells and all cells come from pre-existing cells |
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what are the 2 basic cell types |
procaryotic and eucaryotic |
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procaryotic |
single celled organism that lacks membrane bound organelles, has no nucleus
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what does "pro" mean in procaryotic |
before |
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Eucaroytic |
an organisms whos cells contain a nucleus and membrane bound organelles |
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what does "chromo" mean ins chromosomes |
color
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what does "somes" mean in chromosomes |
body |
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what do chromosomes hold |
dna |
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how many chromosomes does a sperm cell have |
23 |
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how many chromosmes does a human have |
46 |
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who and when was the classification system discovered |
C. Linnaeus (1758) |
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What is the classification system |
system of classification that divides all living things into hierarchical groups based on characteristics |
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What makes up the classification system |
Domain Kingdom Phylum Class Order Family Genus Species
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Domain |
grouop of closely related organisms |
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Class |
group of closely related orders |
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Genus |
group of closely related spieces |
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Binomial Nomenclature |
the formal system of naming species |
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Homo sapiens what does each part named |
Homo Sapien Genius Species |
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Species |
populations of organims that interbreed and are reproductively isolated form other such groups |
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Felis Domesticus |
House Cats |
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What are some Domains |
Archaea, Bacteria, Eucarya |
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Bacteria examples |
thermophiles, aeidophu, halophile |
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Domain Eucarya could be broken down into what kingdoms |
Kingdoms Fungi, Plantae, and Animalia |
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Fungi |
yeast, mushroom- absorptive heterotrophs |
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Genetic Code |
the set of rules by which information is encoded with genetic material |
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This is a weird card |
Triplets code 3 nucleotides |
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AAA |
Glycine |
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GGG |
Leucine |
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AGA |
Alaine |
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Who wrote the origin of species and discovered natural selection |
Charles Darwin |
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Natural Selection |
the process by which biological traits become either more or less common in a population |
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Natural Selection |
is the process by which organisms are better adapted to their enviornment tend to survive and produce more offspring |
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Natural Selection Factors |
1) Variation 2) Reproductive Potential 3) Resources are limited *competition* |
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Scientific Inquiry |
a way to investigate and propose explanations for their observations |
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Discovery Science |
making verifiable observations |
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Hypothesis based science |
scientific method collecting new information |
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Scientific hypothesis must be what |
testable, (dont have to be tested to be testable) (what should be testable) |
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What is a hypothesis |
a proposed explanation based on limited evidence used to start investigation |
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what is a theory |
ideas used to explain something. |
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Examples of theories |
Evolutionary Theory Quantum Mechanics Big Bang Theory |