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1- Cytokinesis is.
A-Division of nucleus B-Division of cell membrane
C- Division of cytoplasm D- Division of chromosomes
E- Division of cell
2- Which one happens in anaphase ?
A-Chromatids start to separate
B-Chromosomes line themselves
C- Chromosomes combine
D- Cell membrane dissappear
3- Which is the name given to the phase in which on exact copy of DNA is made in nucleus?
A- G1 B- S C- G2 D- Prophase E- Telophase
4- Which of the following is the most important charecteristic of mitosis?
A-Division of cytoplasm into two
B-Formation of four new cells
C- It occurs in both plant and animal cells
D- Equal separation of mitochondria
E- Doughter cells have the same cellular structure and chromosome number
5-Which of the following is difference in mitosis between in animal and plant cells?
A- Duplication of chromosomes
B- Separation of chromatids
C-Movement of chromosomes toward poles
D-Division of cytoplasm
E- The number of cells being formed at the end of the division
6- Growth and asexually reproduction occur by means of.
7- DNA is replicated in .
A-Mitosis of animal cell B-Mitosis of plant cell
C-Meiosis of human cell D- Mitosis of human cell E- All cell division
9- In which stage of mitosis are the chromosomes located in the center of cell, perpendicular to spindle fibers?
10- Which of the following structures doesnt take role in the cell division?
11- In animal cells the spindle fibers are formed by
13- Which of the following is a difference between mitosis in plant and animal cells?
A-Thickening of chromosomes
B-Replication of DNA
C-Division of cytoplasm
D-Separation of chromatids
E-Location of chromosomes
14- Which of the following isnt found in the structure of chromosomes?
15- (n=8) at a diploid cell of an organisms. How many chromatids are there at the mitosis of this cell?
16- 1- Gene 2- DNA thread 3- Nucleus 4- Chromosome
Which of the following shows the increasing order of size of these structures?
17- In nondividing cells, the hereditary information is found in the
18- Mitosis produces..
19- Chromosomes of a cell can be best seen during..
20- Chromosomes are made of ..
21- In plant cells, spindle fibers are formed by
A- 4 B- 8 C- 16 D- 32 E- 64
A- 88 B- 22 C- 44 D- 22: 11 E- 22+11
A- Formation of chromosomes from two chromatids
B-Replication of DNA molecules
C- Separation of sister chromatids
D- Separation of homologous chromosomes
E- Division of cytoplasm into two
26- Which of the following is not the depended on mitotic cell division?
A- Healing of a wound
B- Formation of a chicken egg
C- Development of a plant seed
D- Regeneration of organs of trees after pruning
E- Generation of buds from a stem
27- During the cell cycle the following occur:
1-The value of the volume/cell surface ration reaches its maximum
2-Centrioles replication
3-DNA replication
4-Chromosomes disintegration into chromatics
Which of the events listed above occur during interface.
A) 1,2,3 B) 1,4 C) 2,3 D) 2,4 E) 3,4
28- Mitosis functions in many organism life cycle events EXCEPT: ( Şevket)
a). body cell replacement b). development c).egg cell formation d). growth e). wound healing
29- In wich stage of the cell cycle does the DNA replicate itself ? ( Zeynep B. )
a). metaphase b. anaphase c. telophase
d. interphase e. prophase
30- There are 20 chromatids in the egg cells of an organism. What number of chromosomes would be expected in the body cells of this organism? (Zeynep B.)
a. 30 b. 20 c. 5 d. 40 d. 10
31-Which of the following doesnt participate in the structure of a chromosome? (Ayşe)
a. nucleotide b. protein c. gene d. Glycerol
32-In which stages of mitosis are the chromatids separated from each other? (Melike)
a. metaphase b. telophase c. prophase d. Anaphase
33- Mitosis functions in many organism life cycle events EXCEPT:
a). body cell replacement b). development c). spermatogenesis d). growth e). wound healing
34-Their paring results in tetrads.
a). 2N b). crossing over c). sister chromatids d). centromeres e). Haploid
35- The constricted point on the chromosome at which sister chromatids are attached.
a). 2N b). crossing over c). sister chromatids
d). centromeres e). Haploid
36- Which of the following statements is true?
a). In prophase sister chromatids separate
b). In telophase, the nuclear membrane begins to form
c). In metphase, the sister chromatids condensate
d). In anaphase, the chromosomes move the the spindle equator
e). In prophase, cytokinesis occurs.
37- A combination of DNA and histone proteins that create a supercoiled
double helix molecule is called a/an
a. gene
b. polymerase
c. polypeptide
d. chromosome
38- Bacterial genomes consist of
a. circular single stranded RNA
b. circular double stranded DNA
c. linear triple stranded RNA
d. zig-zag formations of DNA
40-In which phase of the life cycle does the hereditary material replicate?
a) interphase b) metaphase c) anaphase
d) telaphase e) prophase
41-In which state of mitosis do the chromotids separate from each other?
a) anaphase b) telaphase c) prophase d) interphase e) metaphase
43-If a somatic cell with 20 chromosomes divides four times by mitosis how many cell will form and what will be the chromosome number of each cell?
a) 4, 5 b) 32, 20 c) 32, 10 d) 4,20 e) 16, 20
44-In which of life cycle does the hereditary material replicate?
a) Prophase b) Anaphase c) Telaphase
d) Interphase e) Metaphase
45-The first stage of mitosis is?
A) Anaphase
B) Prophase
C) Telephase
D) Interphase
46-The last stage of mitosis is?
A) Anaphase
B) Prophase
C) Telephase
D) Interphase
47-Seperation of sisiter chromatids occurs during which stage of mitosis?
A) Anaphase
B) Prophase
C) Telephase
D) Interphase
48-Chromosomes line up in the middle of the cell during which stage of mitosis?
A) Anaphase
B) Prophase
C) Telephase
D) Interphase
49-What happens during the Telephase stage of mitosis?
A) cytoplasm divides
B) a nuclear envelope reforms around the two sets of chromosomes
C) DNA replicates
D) Sister chromatids separate
50-During mitosis, chromosomes are lined up at the equator of the cells during ______.
A) Anaphase
B) Prophase
C) Telephase
D) Interphase
51-Separation of homologous chromosomes occurs during what phase of mitosis?
a.İnterphase b.Anaphase c.Prophase d.Telophase e.Metaphase
52-A cell is inhabited during the S phase of its cycle. İt will not reproduce due to lack of:
a.ATP availability b.centriole migration c.centromere formation d.DNA synthesis e.plasma membrane formation
53-Which of the following is not associated with nuclear and cell division in animals?
a.formation of spindles b.duplication of chromosomes c.formation of cell plate d.constriction of the dividing cells e.separation of chromosomes
54-All of the following statements are true for mitosis EXCEPT:
a.the cells arising from the process are genetically alike b.the process may not be followed by cytokinesis c.spindle fibers are involved in the movement of chromosomes d.both sexually and asexually reproducing organisms utilize the process e.the cells arising from the process are monoploid
55-Which of the following statements is true?
a.In prophase sister chromatids separate b.In telophase the nuclear membrane begins to form c.In metaphase the sister chromatids condensate d.In anaphase the chromosomes move the spindle equator e.In prophase cytokinesis occurs
56-Why are cells divided?
a) the mass of cytoplasm is not carried by the cellular membrane
b) the cell membrane doesnt have the thick structure
c) over development of nucleus
d) more material accumulation
e) not having enough cytoplasm
57-Chromosomes duplicate but are not visible in
a) nondividing cell b) prophase
c) metaphase d) anaphase
e) telophase
58-What is the most important characteristic of mitotich division?
a) Division of cytoplasm into two
b) Daughter cell have the same cellular structure and the same number of chromosomes
c) It occurs both in plant and or animal cells
d) Formation of four new cells after division
e) Separation of mitochondria into two cells with the equal amount
59- A feature of the lichen associations is that
60- All the following statements are true of mitosis EXCEPT
61- During mitosis , the chromosome is attached to the spindle fiber by means of the
62- Which process takes place during the G1 phase of the cell cycle ?
63- Mitosis functions in many organism life cycle events EXCEPT:
64- The variable portion of a DNA nucleotide is at its:
65- A cell is inhibited the S phase of its cycle. It will not reproduce due to lack of:
66- This illustration shows a cellin the in the mitotic stage of :
67- Which of the following is difference between mitosis and meiosis?
68-There are 16 chromosomes in the zygote of onion plant. What will be the number of chromatids in the leaf of onion cells which developed from zygote?
a. 4 b. 16 c. 8 d. 64 e. 32
69- Which of the following is is a difference between mitosis in plant and animal cells?
70- In a typical hyman cell there are 46 chromosomes and 3.10 pairs of nucleotid , approximately . If the cell devides two times by meiosis, what will be the number of formed cell and pairs of nucleotides in each cell?
71- Which the following isn`t found in the structure of chromosomes ?
72- In which of the following stages the amount of DNA increases?
73- A cell which has 22 pairs of homologous chromosomes devides eleven times by mitosis. What will be the chromosome number in each formed cell at the end of 11-th division?
74- The ``x`` cell undergoes meiosis and only one cell remains alive amoung for cells. The alive cell devides three times by mitisis and forms eight cells each with 32 chromosomes. According to the above information the original ``x`` cell haschromosomes.
75- Which of the following is NOT associated with nuclear and cell division in animals?
76- All the following statements are true of mitosis EXCEPT.
77- A student examining theb cell under the microscope noticed the formation of a cell plate in the midline of the cell and the formation of nucleic at opposite poles of the cell. The cell under examination was most likely
78- During mitosis, the chromosome is attached to theb spindle fiber by means of the
79- Mitosis functions in many organisms life cycle events EXCEPT.
80- Separation of homologous of homologous chromosomes occurs during what phase of mitosis?
81- Which of the following statement is true?
82- The four stages of mitosis in order are:
a) anaphase, telophase, metaphase, prophase
b) prophase, metaphase, anaphase, telophase
c) telophase, anaphase, metaphase, prophase
d) metaphase, anaphase, telophase, prophase