Biology

1. (TCO 7) Where are photosystems located? (Points : 2)
inner chloroplast membrane
chlorophyll
thylakoid membrane
cristae
stroma

Question 2. 2. (TCO 7) The light reactions of photosynthesis take place ______. (Points : 2)
in the stroma
on the cristae
in the thylakoid membrane
in the cytosol
in the inner membrane

Question 3. 3. (TCO 7) ______ is to photosynthesis as ______ is to cellular respiration. (Points : 2)
NADP+ . . . NAD+
The stroma . . . the inner mitochondrial membrane
NADH . . . NADPH
The light reaction . . . the Calvin cycle
Glucose . . . O2

Question 4. 4. (TCO 7) The Calvin cycle makes direct use of ______ to make ______. (Points : 2)
light energy and CO2 . . . sugar
CO2, ATP, and NADPH . . . sugar and O2
light energy, CO2, and water . . . sugar and O2
CO2, ATP, and NADPH . . . sugar
sugar and O2 . . . CO2, NADPH, and ATP

Question 5. 5. (TCO 8) During metaphase ______. (Points : 2)
the nuclear envelope breaks up
cytokinesis occurs
tetrads form
centromeres divide
chromosomes line up on the midline of the cell

Question 6. 6. (TCO 8) Which of the following is a stage of mitosis? (Points : 2)
cytokinesis
telophase
meiosis
interphase
DNA replication

Question 7. 7. (TCO 8) Which of the following occurs during prophase? (Points : 2)
Chromosomes line up on the midline of the cell
Nucleoli reappear
Sister chromatids separate
The mitotic spindle begins to form
Cytokinesis occurs

Question 8. 8. (TCO 8) Which of the following is the best description of the events of anaphase I? (Points : 2)
Half of the chromosomes inherited from the mother go to one pole along with half of the chromosomes inherited from the father.
Sister chromatids separate and the daughter chromosomes migrate to opposite poles.
Homologous chromosomes randomly separate and migrate to opposite poles.
Sister chromatids separate; those inherited from the mother migrate to one pole, and those inherited from the father go to the opposite pole.
All of the chromosomes inherited from the mother go to one pole of the cell, and all of the chromosomes inherited from the father go to the other pole.

Question 9. 9. (TCO 8) ______ represent sites of crossing over. (Points : 2)
chiasma
centrosomes
tetrads
synapses
centromeres

Question 10. 10. (TCO 8) Upon completion of telophase I and cytokinesis, there is(are) ______ cell(s). (Points : 2)
four haploid
two diploid
two haploid
one diploid
four diploid

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