biology chapter 10
If a cell has 20 chromosomes, how many chromosomes will each of it's daughter cells have after it goes through mitosis and cytokinesis? A. 40 B. 10 C. 20 D. 0
20
A single parent or one cell where cell makes a copy of DNA and organelles and then divides A. asexual reproduction B. sexual reproduction
asexual reproduction
Centrioles break apart and move to opposite poles in the cell during prophase and form A. chromatids B. centromeres C. asters D. cleavage furrow
asters
Which of the following is a form of asexual reproduction? A. binary fission B. fertilization C. fusion D. meiosis
binary fission
a mother cell divides into two unequal parts both have the capacity to carryout further division, this type of reproduction is known as: A. binary fission B.spore production C.gametes d.budding
budding
what is the uncontrolled growth of cells
cancer
In Telophase of plant cells, the cell is divided by the cell wall simply cutting the cell in half due to the rigidity of the cell wall this is : A. cell plate B. knife C. cleavage furrow D. photosynthesis
cell plate
Animal cells have these and are used in cell reproduction: A. cell plate B. centrioles C. cell wall D. mitochondria
centrioles
Which of the following statements is true about the cell cycle? A. DNA is replicated during the S phase of Interphase B. it is a series of events that cells go through as they grow and divide C. Centrioles are used to make asters and spindle fibers in all cells D. the two main stages of cell division are mitosis and cytokinesis E. injuries tend to make cell division go faster
centrioles are used to make asters and spindle fibers in all cells
The center point of a chromatid is the ______ which is where the spindle fibers attach to each sister chromatid A. Aster B. centromere C. chromatin D. cell plate
centromere
a doubled up chromosome A. chromatin B. chromatid C. aster D. spindle fiber
chromatid
at the beginning of cell division, a chromosome consists of two: A. centromere B cyclins C. chromatids D. spindles
chromatids
In eukaryotes, DNA and proteins combine to form:______ A. nucleus B. Chromatin C. centrioles D. spindle fibers
chromatin
In prokaryotes, most cells have a single_______ that contains all the genetic material A. chromosome B. cell wall C. nucleus D. Golgi apparatus
chromosome
In Telophase of animal cells, the cell is divided by the cytoplasm pinching inward dividing the two new daughter cells, this is known as A. cell plate B. knife C. cleavage furrow D. replication
cleavage furrow
what regulates the timing of the cell cycle in eukaryotes? A. chromosomes B. cyclin/growth factors C. nutrients D. RNA and DNA
cyclin/growth factors
what regulates the timing of the cell cycle in eukaryotes A. chromosomes B. cyclins C. nutrients D. DNA and RNA
cyclins
the division of cells into two equal parts is: A. cytokinesis B. spores C. binary fission D. budding
cytokinesis
which pf the following is not a phase of mitosis? A. cytokinesis B. telophase C. anaphase D. metaphase E. prophase
cytokinesis
When does a cell grow? A. when centromeres divide B. spindle fibers begin to form C. when centrioles appear D. during interphase
during interphase
Which of the following is not a form of asexual reproduction? A. binary fission B. fertilization C. fusion D. meiosis
fertilization
which of the following is not an advantage of asexual reproduction? A. simple and efficient B. produces large number of offspring quickly C. increases genetic diversity D. requires one parent
increases genetic diversity
The cell cycle is divided into two stages _____ and cell division: A. interphase B. cytokinesis C. mitosis D. budding
interphase
The period between cell divisions A. Interphase B. prophase C. G2 phase D. DNA and RNA
interphase
a cell is 92% of this phase A. interphase B. prophase C. metaphase D. anaphase
interphase
the period between cell divisions is called A. interphase B. prophase C. G1 phase D. G2 phase
interphase
The cell cycle in a eukaryotic cell is divided into: A. prophase, anaphase, and telophase B. interphase, metaphase, and cytokinesis C. interphase, mitosis, and cytokinesis D. interphase, anaphase, and telophase
interphase, mitosis and cytokinesis
In this phase all the chromatids line up in the middle: A. prophase B. metaphase C. anaphase D. telophase
metaphase
which phase of mitosis do the chromatids line up at the middle/equator? A. metaphase B. anaphase C. prophase D. telophase
metaphase
cancer cells form tumors in other tissues by:
metastasis
the division of the nucleus is: A. interphase B. mitosis C. cytokinesis D. G1 phase
mitosis
When during the cell cycle are chromosomes visible A. only during the G1 phase B. only during cell division C. only when they are being replicated D. only during interphase
only during cell division
what ae three treatments for cancer?
remove tumor, chemotherapy, radiation
The phase of interphase where DNA replication takes place, organelles are duplicated A. G2 phase B. M phase C. G1 phase D. S phase
s phase
Which of the following is not an example of asexual reproduction A. binary fission B. spore production C. budding D. seed production
seed production
Which type of reproduction gives you genetic diversity by a recombination of genes A. asexual reproduction B. sexual reproduction
sexual reproduction
The ratio of surface area to volume limits A. the amount of food a cell needs B. the number of times a cell can divide C. the type of cell D. the size of the cell
size of the cell
Which statement is true regarding a cells surface area to volume ratio? A. as the size of the cell increase, its volume decreases B. as the size of a cell decreases, its volume increases C. larger cells will have a greater surface area to volume ratio D. smaller cells will have a greater surface area to volume ratio
smaller cells will have a greater surface area to volume ratio
Asters shoot out protein filaments that attach themselves to the centromere of the chromatids these are: A. cell plate B. cleavage furrow C. spindle fibers D. a death ray
spindle fibers
the phase of mitosis in which the cleavage furrow forms: A. interphase B. prophase C. anaphase D. metaphase E. telophase
telophase
Which of the following statements is not true about cell division A. each daughter cell receives its own copy of the parent cell DNA B. daughter cell has a higher surface area/volume ration than the parent cell C. all the DNA has been replicated D. the mass of the cell has increased
the mass of the cell has increased
Which of the following is Not an Advantage of asexual reproduction A. quick B. daughter cells are genetically identical C. there is no genetic diversity D. involves one parent
theres no genetic diversity
As organisms develop, their cells differentiate into specialized cells. " in this sentence differentiate means A. to see a difference B. to divide more quickly C. to develop for specific jobs D to become less specific
to develop specific jobs
interphase consists of the G1, G2, and the S phases. true or false
true
Cancer cells divide uncontrollably and form masses in the body called:
tumors
As a cell becomes larger, its A. surface area stays the same, but it volume increases B. volume increases, but its surface area stays the same C. surface area increases faster than it's volume D. volume increases faster that its surface area
volume increases faster then its surface area
Which material is important for a cell to remove? A. water B. waste C. food D. oxygen
waste
What type of organisms reproduce by budding? A. plants B. Humans C. yeast D. bacteria E. Hydras
yeast and hydras
The first phase of Interphase known as the gap phase, where the cell is growing and doing it's normal activities A. S phase B. G2 phase C. G1 phase D. M phase
G1 phase
The shortest phase of interphase, when the cell is about to divide A. G2 phase B. G1 phase C. B phase D. M phase
G2 phase
Which pair is correct? A. M phase, cell growth B. S phase, cell division C. G2, preparation for mitosis D. G1 phase, DNA replication
G2 preparation for mitosis
What is the p53 gene? A. a defect gene in cancer cells that halts the cell cycle B. a gene that causes cancer C. regulates the cell cycle D. regulates the production of cyclin
a defect gene in cancer cells that halts the cell cycle
As a cell grows it: A. places more demands on its DNA B. uses up food and oxygen more quickly C. has more trouble moving enough materials across cell membrane D. has trouble getting rid of waste across the membrane E. all of the above
all of the above
Chromatids pull apart and move to opposite sides: A. prophase B. metaphase C. anaphase D. telophase
anaphase