AP Review Questions Set #1 Question Preview (ID: 42160)


Questions About AP Biology Content. TEACHERS: click here for quick copy question ID numbers.

Which list of components characterizes RNA?
a) a PO3 group, deoxyribose, and uracil
b) a PO3 group, ribose, and uracil
c) a PO3 group, ribose, and thymine
d) a PO2 group, deoxyribose, and uracil

In cell signaling, how is the flow of specific ions regulated?
a) opening and closing of ligand-gated ion channels
b) transduction
c) cytoskeleton rearrangement
d) endocytosis

All of the following statements are false EXCEPT?
a) C3 plants grow better in hot, arid conditions than do C4 plants.
b) CAM plants and C4 plants both grow better in hot, arid conditions than do C3 plants.
c) C3 plants grow better in hot, arid conditions than do CAM plants
d) CAM plants grow better in cold, moist conditions than do C3 plants.

Which of the following explains a significantly low rate of crossing over between two genes?
a) They are located far apart on the same chromosome
b) They are located on separate but homologous chromosomes
c) The genes are located very close together on the same chromosome.
d) The genes code for proteins that have very different functions.

Which of the following exists as DNA surrounded by a protein coat
a) retrovirus
b) virus
c) eukaryotic cell
d) prokaryotic cell

Which of the following statements best expresses the concept of punctuated equilibrium?
a) Minute changes in the genome of individuals eventually lead to the evolution of a population
b) The five conditions of Hardy-Weinberg equilibrium will prevent populations from evolving quickly
c) Evolution occurs in rapid bursts of change alternating with long periods in which species remain relatively unchanged
d) Profound change over the course of geologic history is the result of an accumulation of slow, continuous processes.

From an evolutionary perspective, mitochondria and chloroplasts are the result of what process?
a) Endosymbiosis
b) conjugation
c) transformation
d) ectosymbiosis

In a mesophyll cell of a leaf, the synthesis of ATP takes place in the mitochondria and which of the following other cell organelles?
a) Chloroplasts
b) Golgi apparatus
c) nucleus
d) ribosomes

Which statement best describes energy transfer in a food web?
a) Energy is transferred to consumers, which convert it to nitrogen compounds and use it to synthesize amino acids
b) Energy form producers is converted into oxygen and transferred to consumers
c) Energy from the sun is stored in green plants and transferred to consumers
d) Energy is transferred to consumers that use it to synthesize food

A cell with a diploid number of 6 could produce gametes with how many different combinations of maternal and paternal chromosomes
a) 6
b) 8
c) 12
d) 64

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