BIO 114 Exam 4 Study Guide with Questions and Correct Answers
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BIO 114
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BIO 114
What advantage do organisms that reproduce sexually have over organisms that reproduce asexually? Their offspring may be more adaptable to changes in the environment.
Which term describes the fusion of two gametes to form a diploid zygote? Syngamy
Which term describes the multicellular haploid fo...
bio 114 exam 4 study guide with questions and corr
what advantage do organisms that reproduce sexuall
which term describes the fusion of two gametes to
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BIO 114 Exam 4 Study Guide with
Questions and Correct Answers
What advantage do organisms that reproduce sexually have over organisms that
reproduce asexually? ✅Their offspring may be more adaptable to changes in the
environment.
Which term describes the fusion of two gametes to form a diploid zygote? ✅Syngamy
Which term describes the multicellular haploid form of a protist that shows alternation of
generations? ✅Gametophyte
Which structure mediates the attachment of spores to a surface on which to grow?
✅Holdfast
Which of the following statements about Ulva's haploid stage is true? ✅Haploid cells
are produced by meiosis of diploid cells.
How does the haploid form of Ulva "switch" to its diploid form? ✅Gametophytes
produce cells that undergo mitosis to produce gametes that fuse to form a zygote.
True or false? Organisms that exhibit alternation of generations reproduce sexually in
the diploid stage. ✅False
What evidence supports the hypothesis that the nuclear envelope of eukaryotes arose
from infolding of the plasma membrane? ✅The nuclear membrane and endoplasmic
reticulum (ER) of modern eukaryotes are continuous.
Which evidence is consistent with the endosymbiotic hypothesis for the origin of the
mitochondrion? ✅Mitochondria have their own ribosomes and manufacture their own
proteins.
Why does iron fertilization of open oceans increase phytoplankton densities? ✅The
growth of phytoplankton is often limited by iron availability in the open oceans.
In which types of cell would mitosis occur? ✅skin cells
If a cell has 24 chromosomes before S phase and undergoes one normal cycle of
mitosis and cytokinesis, how many chromosomes will each new daughter cell have?
✅24
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