1. the first forms of life on earth were
a. plants
b. microorganisms
c. birds...
Biology, 27.08.2019 01:10 unicornpoop54
1. the first forms of life on earth were
a. plants
b. microorganisms
c. birds
d. dinosaurs
2. a suggested and testable explanation for an event is called a
a. hypothesis
b. variable
c. theory
d. control
3. which of the following sciences is not considered a natural science?
a. biology
b. astronomy
c. physics
d. computer science
Answers: 2
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Plz ! for many generations farmers in north america have been choosing to cross corn plants with large ears of corn each year this results in the new generation of plants also growing large ears of corn. what is the technique called? a. selective breeding. b. natural selection. c. mitosis. d. asexual budding.
Answers: 1
Biology, 22.06.2019 08:00
Reactants undergo chemical reaction to form products. this chemical equation represents one such reaction. the coefficient for one of the reactants or products is incorrect. which part of the chemical equation is incorrect?
Answers: 2
Biology, 22.06.2019 08:50
Why is earth's outer core hotter than earth’s oceanic crust? earth’s oceanic crust is denser than earth’s outer core is. earth’s oceanic crust has lava flowing from the mantle. earth’s outer core has a composition of solid iron and nickel. earth’s outer core is deeper within earth than oceanic crust is.
Answers: 1
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