Category 1 Question Preview (ID: 37983)
Biology EOC Category 1 Based On Released EOC Exams.
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The cell theory states that
a) Living organisms are composed of cells that arise from pre-existing cells
b) All cells have nuclei that contain genetic information
c) All cells regenerate and contain the same basic structures
d) Organisms that lack certain organelles reproduce by binary fission
Which group of organelles is directly responsible for the production of new molecules within a cell?
a) Ribosomes, the endoplasmic reticulum, and Golgi apparatuses
b) Golgi apparatuses, lysosomes, and the plasma membrane
c) The endoplasmic reticulum, plastids, and vacuoles
d) The nucleolus, vacuoles, and ribosomes
As a fertilized egg divides, the cells differentiate because they
a) contain a lipid bilayer
b) can clump together
c) metabolize sugars rapidly
d) have specific genes activated
Each strand of a DNA molecule contains nitrogenous bases that pair with other nitrogenous bases in very specific ways. A diagram of a section of DNA is shown. 3' TGTAGCTGCGCGT 5' Which DNA strand is complementary to the one shown?
a) 5' AGUGCUGCGCGUA 3'
b) 5' TGTAGCTGCGCGT 3'
c) 5' ACATCGACGCGCA 3'
d) 5' TCGCGCAGCTACA 3'
Carbohydrates are more easily metabolized than lipids. However, on a gram-for-gram basis, lipids provide cells with more
a) Nitrogen
b) Proteins
c) Structure
d) Energy
Which of the following is a characteristic of a prokaryotic and eukaryotic cell?
a) Both cells lack a nucleus
b) Both cells undergo meiosis
c) Both cells are unicellular
d) Both cells contain genetic material
Which cellular process takes place in the ribosomes that are bound to the endoplasmic reticulum?
a) The breakdown of waste material
b) The conversion of radiant energy to glucose
c) The synthesis of new proteins
d) The replication of nucleic acids
Cell differentiation is critical during embryonic development. The process of cell differentiation results in the production of many types of cells, including germ, somatic and stem cells. Cell differentiation is most directly regulated by
a) ATP
b) DNA
c) Lipids
d) Sugars
In which way does RNA differ from DNA?
a) DNA is single stranded and RNA is double stranded
b) In DNA, cytosine pairs with guanine and in RNA cytosine pairs with thymine
c) In DNA, adenine pairs with uracil and in RNA adenine pairs with thymine
d) In DNA, adenine paris with thymine and in RNA adenine pairs with uracil
Which of the following biomolecules typically contains both nitrogen and phosphorous?
a) Lipid
b) Protein
c) Carbohydrate
d) Nucleic Acid
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