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WorksheetsChromosome, Mitosis, & Meiosis Review
Total questions: 162
Worksheet time: 4hrs 27mins
What is the image above:
Chromosome
Chromotid
Centromere
Centriole
A chromosome is packaged
DNA
Protein
Carbohydrates
Lipids
What stage of mitosis is depicted here
Prophase
Anaphase
Telophase
Metaphase
What stage of mitosis is depicted here
Prophase
Metaphase
Anaphase
Telophase
What stage of mitosis is depicted here
Prophase
Metaphase
Anaphase
Telophase
What stage of mitosis is depicted here
Prophase
Metaphase
Anaphase
Telophase
Nuclear membrane breaks down, spindle fibers form describes:
Prophase
Anaphase
Metaphase
Telophase
Spindle fibers attach, centrioles line chromosomes in the center of the cell describes:
Prophase
Telophase
Metaphase
Anaphase
Centrioles pull the chromosomes apart towards the opposite sides of the cell describes:
Prophase
Metaphase
Telophase
Anaphase
This is what phase of Mitosis?
Interphase
Prophase
Metaphase
Anaphase
Telophase
In which phase does a cell spend most of its life?
Interphase
Prophase
Metaphase
Anaphase
Telophase
What phase of mitosis is in the picture?
Interphase
Prophase
Metaphase
Anaphase
Telophase
What phase of Mitosis is the picture showing?
Interphase
Prophase
Telophase
Metaphase
The splitting of the cytoplasm and cell membranes is called?
Interphase
Telophase
Centromere
Cytokinesis
95% of the cells life cycle
Stage where DNA is copied
Interphase
Metaphase
Telophase
Prophase
Nuclear membrane disappears
Chromosomes can now be seen
Centrioles move to opposite sides
Metaphase
Interphase
Telophase
Prophase
Chromosomes line up at the equator of the cell
Spindle fibers extend from the centrioles to the middle of the chromosomes
Prophase
Metaphase
Anaphase
Interphase
Chromatids separate
Anaphase
Metaphase
Prophase
Telophase
Nuclear membrane reforms around the new daughter cells.
Cytoplasm begins to "pinch" in.
Anaphase
Metaphase
Telophase
Interphase
During what phase of the cell cycle is DNA replicated?
G1 phase
G2 phase
S phase
M phase
Put the following stages of the cell cycle in order: G2, S, G1, M.
S, G1, G2, M
G1, S, G2, M
G1, M, G2, S
M, G1, S, G2
It is otherwise known as "Resting stage" because the cell is not dividing.
Interphase
prophase
metaphase
anaphase
Structure (c) is a ____. Hint: It is one half of the X shape.
chromosome
chromatid
centromere
Name the phase:
Hint: Chromosomes are moving apart.
Anaphase
Telophase
Metaphase
Prophase
This picture shows which process? (IPMAT)
mitosis
meiosis
the cell cycle
A diploid cell...
has 1/2 the amount of chromosomes
has the normal amount of chromosomes (46)
is represented by (n) in meiosis
A haploid cell...
has the complete amount of chromosomes (46)
is represented by (2n)
has 1/2 the amount of chromosomes
Which phrase best describes MEIOSIS?
cell division of somatic cells (normal body cells)
cell division of prokaryotic cells
cell division of gametic cells
When gametes fuse during fertilization, they create a zygote that has_______________ cells.
haploid
diploid
polyploid
One similarity between MITOSIS and MEIOSIS is...
the order of phases (PMAT)
the types of cells that are dividing
where the process is occurring in the organism
How many daughter cells are made at the end of Meiosis l?
2
3
4
6
How many daughter cells are made at the end of Meiosis ll?
2
4
6
8
The daughter cells created in Meiosis are _____________.
identical
non-identical
Crossing over is the process of...
chromosomes separating during Anaphase
tiny pieces being exchanged on two sister chromatids
chromatids lining up in the middle of the cell during Metaphase
(a) is the type of cell division that makes gametes.
The acronym used to remember the order of phases in cell division is (a) .
Which phase in cell division comes before Anaphase?
(a)
Which phase in cell division comes before Telophase?
(a)
Which phase in cell division comes before Metphase?
(a)
What stage of Meiosis is being shown and described:
Each chromosome lines up in the middle of the cell.
Prophase 2
Metaphase 2
Anaphase 2
Telophase 2
What stage of Meiosis is being shown and described:
Copied pairs partner up, chromosomes condense and nuclear membrane disappears.
Prophase 1
Metaphase 1
Anaphase 1
Telophase 1
What stage of Meiosis is being shown and described:
The pairs line up in the center of the cell.
Prophase 1
Metaphase 1
Anaphase 1
Telophase 1
What stage of Meiosis is being shown and described:
Cell divides into 2 daughter cells. (2n...Diploid cells)
Prophase 1
Metaphase 1
Anaphase 1
Telophase 1
What stage of Meiosis is being shown and described:
Chromatids split forming individual chromosomes and are pulled to opposite ends of the cell.
Prophase 2
Metaphase 2
Anaphase 2
Telophase 2
What stage of Meiosis is being shown and described:
Both cells divide producing 4-1n cells (haploid) containing half the number of chromosomes
Prophase 2
Metaphase 2
Anaphase 2
Telophase 2
The end result of meiosis is...
4 identical cells
4 genetically different cells
2 identical cells
2 genetically different cells
A cell containing 20 chromosomes (diploid) at the beginning of meiosis would, at its completion, produce cells containing how many chromosomes?
10
5
40
20
What phase of meiosis is labeled G?
Anaphase II
Prophase II
Metaphase II
Telophase II
Telophase I
What phase of meiosis is labeled F?
Anaphase II
Prophase II
Metaphase II
Telophase II
Telophase I
What phase of meiosis is labeled E?
Anaphase II
Prophase II
Metaphase II
Telophase II
Telophase I
What phase of meiosis is labeled D? (This is the 1st phase of Meiosis II)
Anaphase II
Prophase II
Metaphase II
Telophase II
Telophase I
What is the last phase of the 1st division of meiosis? This is the stage where the cell membrane pinches in and two cells start to form from the one original cell.
Anaphase II
Prophase II
Metaphase II
Telophase II
Telophase I
What phase of meiosis is labeled A?
Anaphase I
Prophase I
Metaphase I
Telophase II
Telophase I
What phase of meiosis is labeled B?
Anaphase I
Prophase I
Metaphase I
Telophase II
Telophase I
What phase of meiosis is labeled C?
Anaphase I
Prophase I
Metaphase I
Telophase II
Telophase I
In which phase of meiosis does crossing-over occur?
Anaphase I
Prophase I
Metaphase I
Telophase II
Telophase I
In which phase of meiosis are sister chromatids or chromosomes lining up at the equator?
Anaphase I
Prophase I
Metaphase I
Metaphase II
Telophase I
In which phase of meiosis are homologous chromosomes being pulled to the poles?
Anaphase I
Prophase I
Metaphase I
Telophase II
Telophase I
In which phase of meiosis are homologous chromosomes lining up at the equator?
Anaphase I
Prophase I
Metaphase I
Telophase II
Telophase I
In what phase of meiosis does the following occur?
Homologous chromosomes separate and are pulled to opposite sides of the cell by spindle fibers. The sister chromatids of each chromosome remain attached.
Prophase I
Anaphase I
Metaphase I
Telophase I
Prophase II
In what phase of meiosis does the following occur?
Chromosomes are pulled by spindle fibers to the mid-line of the cell. Each chromosome is paired with its homologue.
Prophase I
Anaphase I
Metaphase I
Telophase I
Prophase II
In what phase of meiosis does the following occur?
Chromosomes are condensed, such that they are visible in the cell. Synapsis (crossing over) occurs; homologous chromosomes pair up. The nuclear membrane dissolves.
Prophase I
Anaphase I
Metaphase I
Telophase I
Prophase II
In what phase of meiosis does the following occur?
Chromosomes become attached to spindle fibers. Each cell contains one chromosome(sister chromatid) of each type; there are no homologous pairs. 1st phase of Meiosis II
Prophase I
Anaphase I
Metaphase I
Telophase I
Prophase II
In what phase of meiosis does the following occur?
By the end of meiosis, 4 haploid cells are formed. Each cell has a unique genetic make-up. A nucleus surrounds each set of chromosomes, and the cell carries out normal metabolic activities.
Prophase I
Anaphase II
Metaphase II
Telophase II
Prophase II
In what phase of meiosis does the following occur?
Chromatids (sister chromatids) of the chromosomes separate and are pulled to opposite sides of the cell by spindle fibers.
Prophase I
Anaphase II
Metaphase II
Telophase II
Prophase II
Review
A ________ is a small section of DNA that codes for a protein.
chromatid
gene
subset
jean
During cell division, the DNA condenses into densely coiled sections called...
chronographs
homeostasis
genes
chromosomes
Which of these is not a type of chromosomal mutation?
Inversion
Deletion
Transcription
Translocation
What type of mutation is this?
Duplication
Inversion
Deletion
Translocation
none
What type of mutation is this?
Duplication
Inversion
Deletion
Translocation
none
chromosome
chromatid
centromere (kinetochore)
How many chromosomes do gametes (sex cells) contain?
23 chromosomes (haploid)
46 chromosomes (diploid)
46 chromosomes (haploid)
23 chromosomes (diploid)
How many sets of chromosomes are in a diploid cell?
1 set
2 sets
How many sets of chromosomes are in a haploid cell?
1 set
2 sets
______ are cells that are involved in sexual reproduction.
B cells
somatic cells
gametes
epithelial cells
Gametes divide through ________
DNA replication
Mitosis
Meiosis
Cellular Respiration
How many chromosomes do somatic (body cells) contain?
23 chromosomes (haploid)
46 chromosomes (diploid)
46 chromosomes (haploid)
23 chromosomes (diploid)
Meiosis
Reduces the number of chromosomes by one half
Produces unique sex cells
Allows traits to be passed on to offspring
ALL ARE TRUE
Increases genetic variation
What type of cells store the genetic information that is passed to offspring?
Body cells
Mitosis
Egg
Sperm
Egg and sperm
Meiosis produces 4 daughter cells, the chromosome number is _______.
diploid
haploid
The exchange of chromosome segments between sister chromatids is called ________.
Law of independent assortment
Meiosis
Crossing over
Mitosis
At the end of meiosis, you get...
4 identical daughter cells
4 unique daughter cells
2 identical daughter cells
2 unique daughter cells
What are the two main stages of meiosis?
Anaphase I and Anaphase II
Meiosis I and Meiosis II
Mitosis I and Mitosis II
Prophase and Telophase
What happens during prophase I of meiosis?
The chromosomes line up in the center of the cell
The nuclear envelope breaks down
Homologous chromosomes pair up and exchange genetic material
The cell divides into two daughter cells
What is the significance of crossing over during meiosis?
No impact on genetic variation
Causes mutations
Genetic recombination and increased genetic diversity
Decreased genetic diversity
Explain the events that occur during metaphase I of meiosis.
The nuclear envelope breaks down
The chromosomes replicate to form sister chromatids
Homologous chromosomes line up at the metaphase plate and are attached to the spindle fibers at their centromeres.
The cell divides into two daughter cells
Describe the process of anaphase I in meiosis.
Sister chromatids separate and move to opposite poles of the cell.
The cell divides into two daughter cells.
The chromosomes replicate.
Homologous chromosomes separate and move to opposite poles of the cell.
What is the difference between meiosis I and meiosis II?
Separation of homologous chromosomes in meiosis I and separation of sister chromatids in meiosis II
Pairing of homologous chromosomes in meiosis I and pairing of sister chromatids in meiosis II
Meiosis I occurs in males and meiosis II occurs in females
No difference between meiosis I and meiosis II
Explain the events that occur during prophase II of meiosis.
The nuclear envelope reforms, the spindle apparatus disappears, and the chromosomes decondense.
The nuclear envelope remains intact, the spindle apparatus dissolves, and the chromosomes decondense.
The nuclear envelope breaks down, the spindle apparatus forms, and the chromosomes condense.
The cell divides into two daughter cells, the spindle apparatus disappears, and the chromosomes replicate.
Describe the process of metaphase II in meiosis.
The nuclear envelope breaks down
Chromosomes replicate to form sister chromatids
Chromosomes line up at the equatorial plate of the cell.
Homologous chromosomes separate and move to opposite poles
What happens during anaphase II of meiosis?
The homologous chromosomes pair up in the center of the cell
The nuclear membrane breaks down
The cell undergoes cytokinesis
The sister chromatids separate and move towards opposite poles of the cell.
What is the end result of meiosis?
One daughter cell with double the number of chromosomes
Two daughter cells with the same number of chromosomes
Eight daughter cells with the same number of chromosomes
Four daughter cells with half the number of chromosomes
Which phase is shown here?
anaphase
telolphase
metaphase
prophase
metaphase
prophase
anaphase
telophase
metaphase
prophase
anaphase
telophase
The G1, S, and G2 are parts of which phase of the cell cycle?
Prophase
Interphase
Telophase
Anaphase
Cell grows, develops, and replicates its DNA
Interphase
Metaphase
Prophase
Telophase
Nucleus disintegrates (disappears)
Interphase
Prophase
Metaphase
Anaphase
Centrioles move to opposite ends of the cell
Interphase
Prophase
Metaphase
Anaphase
Chromosomes align in the middle of the cell
Interphase
Prophase
Metaphase
Anaphase
Spindle fibers attach to the chromosomes
Interphase
Prophase
Metaphase
Anaphase
Chromosomes are pulled apart
Prophase
Metaphase
Anaphase
Telophase
Two new nuclei form around the DNA
Prophase
Metaphase
Anaphase
Telophase
Chromosomes begin to relax again
Prophase
Metaphase
Anaphase
Telophase
Cytoplasm splits, forming 2 daughter cells
Interphase
Cytokinesis
Chromatin
Chromatid
The daughter cells look __________ to the parent cell
Identical
Different
Somewhat Identical
None of these are correct
