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