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Replication - Mitosis & Meiosis
Review
Crossing over
What process is occurring?
Q-40
Prophase I
When during cell division does this process occur?
Q-41
ProphaseMetaphaseAnaphaseTelophase
What are the stages of mitosis in order?
Q-17
Interphase
Cells spend the majority of the time in what phase?
Q-35
Diploid
A cell that contains both sets of chromosomes is said to be . . .
Q-18
• G1• S• G2
What are the 3 phases of Interphase?
Q-1&2
replication
Copying process by which a cell duplicates its DNA -
Q-27
Metaphase
Chromosomes line up in the middle during which phase?
Q-6
Anaphase
During what phase of mitosis does separation of chromatids begin?
Q-3
Which type of cell division does this represent?Meiosi
s
A
B
C
Q-31
fertilization
The event in the diagram to the right is know as ________
A
B
The union of A & B forms a ________.zygote
Q-38 Q-39
and restores the diploid number.
G1
Q-33
A
B
C
What does letter A represent?
haploid
A cell with only a half set of chromosomes is called a gamete, and is known as having the ______ chromosome number.
Q-19
Meiosis
Four new cells are formed from each originalWhat is the process?
Q-7
Cyclin
What protein regulates the timing of the cell cycle?
Q-30
B
Where in this cell cycle does DNA replicate?
Q-34
A
B
C
Spindle
The fibers that radiate from two poles and help separate the chromosomes are called the. . .
Q-29
Mitosis
Q-32
A
B
C
Which type of cell division does this represent?
haploid The end result of Meiosis II is four _______ cells.
Q-25
Telophase
Cytokinesis begins during what phase of mitosis?
Q-4
4
After meiosis in males, there are ___ viable gametes produced.
Q-26a
tetrad
In Meiosis I, the 4 sister chromatids are called a
Q-24
1
After meiosis in females, there is ___ viable gamete produces
Q-26b
identical
In mitosis, after a cell divides, each new daughter cell should contain DNA that is _______ to the DNA in the parent cell.
Q-23
Chromosome
What is this?
Sister chromatids
What are these
called?
Centromere
What is this protein disk called?
Which plays a role in chromosome movement during mitosis
46 What is the human chromosome number?
How many pairs?
23
What is the sex of this person?male
Telophase
What phase of the cell cycle is this?
Which of these is NOT one of the phases in mitosis? anaphase telophase interphase prophase
Cytokinesis
What is the process by which an animal cell's cytoplasm divides?
cell plate
In plants, a structure known as the ____ _____ forms midway between the divided nuclei during cytokinesis.
Metaphase
What phase of the cell cycle is this?
Anaphase
What phase of the cell cycle is this?
Meiosis
The chromosome number is reduced from diploid (2n) to haploid (1n) during this process.
The number of chromosomes in a gamete is represented by the letter . . .
n
Meiosis would only be found in these organs: brain & spinal cord ovaries & testes esophagus & colon ligaments & tendons
one-half
Cells produced by meiosis contain ______ the number of chromosomes as the original cell.
Daughter Cells
The 2 cells that result from the division of one cell during mitosis are called?
The purpose of mitosis is: maintenance growth repair of injury replacement of worn out cells
Prophase
What phase of the cell cycle come before this?
Telophase
During what phase of mitosis does the nuclear envelope reform?
Prophase
The nuclear envelope breaks down in which phase?
During which phase of meiosis do the tetrads separate? anaphase I anaphase II telophase I telophase II
The tetrads separate during anaphase I. The sister chromatids separate during anaphase II.
