Life Science Spring 2015 Final Pt. 1 Of 5 Question Preview (ID: 25619)
Cell Structure Function.
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Which of these separate the inside of the cell from the surrounding environment?
a) cytoplasm
b) cell membrane
c) nucleus
d) cytoskeleton
In eukaryotic cells, chromatin is packaged in what structures?
a) spindles
b) plasmids
c) microtubules
d) chromosomes
Which of these best describes what happens during anaphase?
a) the chromosomes are pulled to opposite ends of the spindle
b) chromosomes line up at the spindle equator
c) the DNA condenses into chromosomes
d) chromosomes decondense into chromatin
Which of these processes occurs in both binary fission and mitosis?
a) formation of nuclear envelopes
b) rearrangement of organelles
c) replication of DNA
d) segregation of plasmids
Which of these lists organizes the phases of mitosis in order from first to last?
a) prophase, anaphase, telophase, metaphase
b) prophase, metaphase, anaphase, telophase
c) metaphase, prophase, telophase, anaphase
d) metaphase, anaphase, prophase, telophase
During which phase of mitosis do chromosomes line up at the spindle equator?
a) metaphase
b) anaphase
c) telophase
d) prophase
Which of these terms refers to tissue that forms from abnormal cell division?
a) mitosis
b) genome
c) telomerase
d) tumor
Which term refers to cell division in eukaryotic cells?
a) mitosis
b) binary fission
c) chromatin
d) cell transformation
Which term refers to cell division in prokaryotic cells?
a) mitosis
b) binary fission
c) chromatin
d) cell transformation
In what process does a parent cell split into two or more daughter cells?
a) cell metabolism
b) cell transformation
c) cell division
d) cell synthesis
Which of these cell parts provide structure and support to plants?
a) chloroplast
b) endoplasmic reticulum
c) nucleus
d) cell wall
Which of these lists organizes the parts of a complex organism from most basic to most complex?
a) cell - tissue - organ
b) organ - tissue - cell
c) tissue - cell - organ
d) cell - organ - tissue
Which of these can be found in all living organisms?
a) nucleus
b) organ
c) cell
d) tissue
Which of these terms refers to a membrane-bound structure found in eukaryotic cells?
a) organelle
b) plasmid
c) nucleoid
d) capsule
What is the role of mitochondria in eukaryotic cells?
a) to regulate the flow of materials in and out of the cell
b) to generate chemical energy that powers the cell
c) to transport materials throughout the cell
d) to provide structure and mechanical support for the cell
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