BIO 156 Exam 3 – Questions With Expert
Solutions
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Practice questions for this set
Learn 1 /7 Study with Learn
A (Acceptor) site, P (peptide) site, and E (exit) site
Choose an answer
What is the main purpose of the What are the 3 binding sites for
1 2
cell cycle? tRNA?
What basically happens during the
3 4 What happens during the S phase?
M phase?
Don't know?
Terms in this set (120)
What is the main purpose To create 2 identical cells with same DNA and
of the cell cycle? organelles.
What are the stages of G1, S, G2
interphase?
, What essentially happens Preparing for mitosis
during interphase?
Recovery from previous division, cell grows,
What happens in the G1
organelles double, accumulation of material for
phase?
DNA synthesis
What happens during the DNA gets replicated, replication of chromatids
S phase?
What happens during G2 Synthesize proteins for mitosis
phase?
What happens at the G1 p53 stopes cycle of DNA damaged
check point?
What does p53 do? Triggers apoptosis
What is apoptosis? Programmed cell death
What does the G2 check Stops if DNA not properly replicated
point do?
What does the M check Stops if chromosomes not properly attached
point do?
Is apoptosis always bad? No. Allows only a certain number of cells in the
Why or why not? body, and prevents tumor/cancer
What basically happens Mitosis and cytokinesis
during the M phase?
What does cytokinesis Cytoplasm division
mean?
What is a chromosome? Highly coiled and condensed chromatids
How many pairs of 23 pairs
chromosomes do humans
have?
What are diploid cells? all cells that are not sex cells
If a cell is diploid what Two of each chromosomes present
does that mean?
What are haploid cells? All sex cells (sperm and egg)
Solutions
Save
Practice questions for this set
Learn 1 /7 Study with Learn
A (Acceptor) site, P (peptide) site, and E (exit) site
Choose an answer
What is the main purpose of the What are the 3 binding sites for
1 2
cell cycle? tRNA?
What basically happens during the
3 4 What happens during the S phase?
M phase?
Don't know?
Terms in this set (120)
What is the main purpose To create 2 identical cells with same DNA and
of the cell cycle? organelles.
What are the stages of G1, S, G2
interphase?
, What essentially happens Preparing for mitosis
during interphase?
Recovery from previous division, cell grows,
What happens in the G1
organelles double, accumulation of material for
phase?
DNA synthesis
What happens during the DNA gets replicated, replication of chromatids
S phase?
What happens during G2 Synthesize proteins for mitosis
phase?
What happens at the G1 p53 stopes cycle of DNA damaged
check point?
What does p53 do? Triggers apoptosis
What is apoptosis? Programmed cell death
What does the G2 check Stops if DNA not properly replicated
point do?
What does the M check Stops if chromosomes not properly attached
point do?
Is apoptosis always bad? No. Allows only a certain number of cells in the
Why or why not? body, and prevents tumor/cancer
What basically happens Mitosis and cytokinesis
during the M phase?
What does cytokinesis Cytoplasm division
mean?
What is a chromosome? Highly coiled and condensed chromatids
How many pairs of 23 pairs
chromosomes do humans
have?
What are diploid cells? all cells that are not sex cells
If a cell is diploid what Two of each chromosomes present
does that mean?
What are haploid cells? All sex cells (sperm and egg)
