Chemistry, 06.07.2019 10:30 pchaneh9927
Some organisms that are alive today do not look exactly like organisms that lived in the past. however, if a comparison of dna samples from two organisms that differ in appearance reveals that the organisms are nearly genetically identical, the samples may be used as evidence for : a. the big bang theory, or the theory that life began as a clump of matter that exploded outwards. b. atomic theory, or the theory that atoms are the most basic units of matter. c. the theory of evolution, or the theory that characteristics of populations can change over time. d. cell theory, or the theory that cells are the most basic units of life.
Answers: 2
Chemistry, 22.06.2019 05:00
Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.
Answers: 2
Chemistry, 22.06.2019 08:40
What is the value of keq for the reaction expressed in scientific notation?
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Chemistry, 23.06.2019 05:00
Which of the following describes qualitative data? a) recording the temperature of a solid as it is warmed. b) noting the color of a solution as it is heated. c) measuring the volume of an object by water displacement. d) taking the mass of an object using a balance.
Answers: 2
Some organisms that are alive today do not look exactly like organisms that lived in the past. howev...
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