Have an account?
Skip to Content
Introducing new Paper mode
No student devices needed. Know more
26 questions
Show Answers
See Preview
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following has the monomer of amino acids?
Carbohydrates
Lipids
Proteins
Nucleic Acids
- Multiple ChoicePlease save your changes before editing any questions.The theory of Endosymbiosis explainsThe origin of eukaryotesHow species developHow bacteria liveWhy cells rely on one another
- Multiple ChoicePlease save your changes before editing any questions.
Miller and Urey's experiment suggests that...
organic compounds necessary for life (amino acids) could have arisen from simpler compounds
the sun powers all life
primitive compounds can be made from super complex compounds
applied pressure can form polypeptides
- Multiple ChoicePlease save your changes before editing any questions.___________________ evolved after RNAamino acidsatomsDNAmolecules
- Multiple ChoicePlease save your changes before editing any questions.
The belief that living things arise from non-living things is:
punctuated equillibrium
natural selection
spontaneous generation
microevolution
- Multiple ChoicePlease save your changes before editing any questions.
In the experiment below, maggots will probably appear in
Both Jars
Only the covered jar
Only the uncovered jar
Neither Jar
- Multiple ChoicePlease save your changes before editing any questions.A remnant or trace of an organism from the past is called a _______.AncestorSkeletonFossilImprints
- Multiple ChoicePlease save your changes before editing any questions.
What was the result of the Miller-Urey Experiment? (the brown goo)
amino acids
nucleotides
lipids
glucose
- Multiple ChoicePlease save your changes before editing any questions.
Which of these are the ingredients NEEDED for life to form?
organic macromolecules/biomolecules
atoms
methane
inorganic molecules
- Multiple ChoicePlease save your changes before editing any questions.
Miller/Urey and other scientists studying the origin of life have shown that:
Formation of life on early Earth required material from space
Simple cells can be produced in a laboratory using spontaneous generation
Oxygen and water were present in the atmosphere to support life
Organic molecules like amino acids and nucleotides could be produced from abiotic/inorganic molecules
- Multiple ChoicePlease save your changes before editing any questions.Miller/Urey and other scientists have shown that:Life on early Earth required material from spaceCells survived in the primitive atmosphereAmino acids could be produced from inorganic moleculesSimple cells can be produced in a laboratory
- Multiple ChoicePlease save your changes before editing any questions.Based upon the conditions of the early Earth, which forms of live most likely appeared first?Prokaryotic and aerobicProkaryotic and anaerobicEukaryotic and aerobicEukaryotic and anaerobic
- Multiple ChoicePlease save your changes before editing any questions.
Which came first?
Oxygen
Photosynthetic bacteria (cyanobacteria)
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following was probably not present in the atmosphere of the primitive Earth?
Methane
Oxygen
Water
Carbon dioxide
- Multiple ChoicePlease save your changes before editing any questions.
Cells without a nucleus are said to be _____________________.
Rod Cell
Tail cell
Prokaryotic
Eukaryotic
- Multiple ChoicePlease save your changes before editing any questions.The term unicellular refers to an organism with many cells.TrueFalse
- Multiple ChoicePlease save your changes before editing any questions.The electrical sparks mimicked?The Sun's energyLightningVolcanic eruptionsCosmic radiation
- Multiple ChoicePlease save your changes before editing any questions.
The Miller-Urey experiment of 1953 was designed to test the hypothesis that lightning supplied the energy needed to turn atmospheric gases into organic molecules such as amino acids. Which of the following describes why the Miller-Urey theory is widely accepted today?
Amino acids spontaneously form from molecules in the atmosphere today
Organic molecules are present today in extremely high concentrations
The process of making organic molecules from a mixture of gases has been successfully modeled in the laboratory
No other alternative hypotheses have been introduced
- Multiple ChoicePlease save your changes before editing any questions.The apparatus in the experiment was used to mimic what?ProteinsPresent Earth conditionsEarly Earth conditionsNucleic acids (DNA/RNA)
- Multiple ChoicePlease save your changes before editing any questions.Which piece of evidence BEST supports the endosymbiotic theory of organelle evolution?Mitochondria and chloroplast are the same size as present day extant bacteria.They divide by a process that is similar to meiosis.Mitochondria and chloroplast both contain DNA and can make their own proteins.
- Multiple ChoicePlease save your changes before editing any questions.4.6 Billion years ago the earth's atmosphere was too poisonous for life to exist.TrueFalse
- Multiple ChoicePlease save your changes before editing any questions.What process is shown within this diagram?Natural selectionEndosymbiosisChemical evolutionAbiogenesis
- Multiple ChoicePlease save your changes before editing any questions.
Which describes spontaneous generation?
All cells come from other cells
Prokaryotes endocytosed other prokaryotes to form eukaryotes
Creation of life from nonliving materials
Evolution through natural selection
- Multiple ChoicePlease save your changes before editing any questions.Cells with a nucleus and membrane-bound organelles are called ____________________.prokaryoteseukaryotesbacteriaprotists
- Multiple ChoicePlease save your changes before editing any questions.
Which rock layer most likely contains fossils of the oldest organisms?
1
2
3
4
- Multiple ChoicePlease save your changes before editing any questions.
Which rock layer contains the newest fossils?
B
C
D
E
F