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College Cell Structure and Function Questions

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College Cell Structure and Function
What cell contains chlorophyll?
  1. animal
  2. bacteria
  3. human
  4. plant
College Cell Structure and Function
The basic structural & functional unit of living things is called the                .
  1. cell
  2. cytology
  3. anatomy
  4. physiology
College Cell Structure and Function
What provides the cell membrane with strength & stability?
  1. steroids
  2. cholesterol
  3. glycolipids
  4. proteins
College Cell Structure and Function
Sister chromatids separate from each other during                       .
  1. Mitosis and Meiosis I
  2. Mitosis and Meiosis II
  3. Meiosis II only
  4. Meiosis I
College Cell Structure and Function
The smallest unit of living matter are                .
  1. atoms
  2. cells
  3. microorganisms
  4. molecules
College Cell Structure and Function
When does crossing-over occur?
  1. Meiosis II
  2. Mitosis
  3. G1 Phase
  4. S Phase
  5. Meiosis I
College Cell Structure and Function
Which structure is not present in all cells?
  1. Cell wall
  2. Cell membrane
  3. Genetic material
  4. Ribosomes
College Cell Structure and Function
Which is not a function of the plasma membrane?
  1. Regulate what can/can't enter the cell
  2. Transport DNA
  3. Cell-Cell Recognition
  4. Cell-Cell adhesion
College Cell Structure and Function
The exchange of genetic material between chromatids on homologous chromosomes occurs during                     .
  1. anaphase I.
  2. prophase I.
  3. interphase.
  4. mitosis and meiosis.
  5. anaphase II.
College Cell Structure and Function
One difference between mitosis and meiosis I is that                                                                          .
  1. homologous chromosome pairs synapse during meiosis but not during mitosis.
  2. sister chromatids separate during meiosis but not during mitosis.
  3. homologous chromosome pairs synapse during mitosis.
  4. chromosomes do not replicate in the interphase preceding meiosis.
  5. spindles composed of microtubules are not required during meiosis.
College Cell Structure and Function
During asexual reproduction, the genetic material of the parent is passed on to the offspring by                           .
  1. mitosis and cytokinesis.
  2. meiosis and fertilization.
  3. homologous pairing.
  4. chiasmata.
  5. karyotyping.
College Cell Structure and Function
How is meiosis II similar to mitosis?
  1. homologous chromosomes synapse
  2. DNA is replicated immediately prior to the start of each
  3. sister chromatids separate
  4. after cytokinesis, the chromosome number is reduced in the progeny cells
College Cell Structure and Function
What are daughter cells?
  1. genetically identical cells produced in mitosis
  2. the cells formed from a larger cell
College Cell Structure and Function
What is the primary structural difference between rough endoplasmic reticulum and smooth endoplasmic reticulum?
  1. The letter "S" and the letter "R"
  2. Well done dermabrasion (a way to smooth skin)
  3. The presence or absence of DNA
  4. The presence or absence of ribosomes
College Cell Structure and Function
How may diffusion be defined?
  1. the movement of water across the cell membrane
  2. the movement of solute across the cell membrane from low to high solute concentration
  3. the passive movement of solute from a region of high solute concentration to a region of low solute concentration
  4. active transport of water across the cell membrane
College Cell Structure and Function
What is the Cell Theory?
  1. All organisms are composed of cells
  2. Fundamental units of life
  3. All cells come from preexisting cells
  4. All of the above
College Cell Structure and Function
What can cross the plasma membrane?
  1. small; polar molecules
  2. anions
  3. small; non polar molecules
  4. anything
College Cell Structure and Function
Which of the following processes moves a solute against its concentration gradient?
  1. osmosis
  2. passive transport
  3. diffusion
  4. facilitated diffusion
  5. active transport
College Cell Structure and Function
During which phase in mitosis does chromatin condense into chromosomes?
  1. Prophase
  2. Metaphase
  3. Anaphase
  4. Telophase
  5. C and D
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