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The origins of life
Characteristics of living things
Needs of living things
Chemistry of living things
100
4.6 billion years
What is how old is the earth
100
theory that living things come from nonliving things
What is spontaneous generation?
100
food, water, oxygen, living space, proper temperature and engery
What is the needs of living things?
100
a mixure of elements chemically combined
What is a compound
200
3.5 billion years ago
What is when were the first true cells around?
200
made of cells, can move, complex chemical activities, grow and develop, reproduce,resoponds to stimulus
What is what proves that a thing is living?
200
The sun
What is the primary source of energy for living things?
200
a compound with carbon, hydrogen, and oxygen
What is an organic compound?
300
4.1 billion years ago
What is when did volcanoes first appear
300
oxygen, nitrogen, hydrogen & carbon
What is what makes up living things
300
venus flytrap
What is a plant that does not use photosynthesis?
300
compound that usually has no carbon.
What is an inorganic compound?
400
hydrogen, methane, and ammonia
What did Stanley Miller mix together to make the tarlike substance?
400
indigestion, digestion, excreation and respiration
What is what are the four major parts of metabolism?
400
to mark territory and tell other birds to stay away.
What is why do birds chirp?
400
DNA and RNA
What are nuclecic acids?