WorksheetsCell division practice
Total questions: 14
Worksheet time: 7mins
Why do cells divide?
to replace old cells
to keep cells working efficiently
to make reproductive cells
all of these are reasons
During which phase of the cell cycle will the DNA duplicate
Metaphase
S-phase
G-phase
Cytokinesis
What phase during the cell cycle does the cell just do normal stuff?
interphase
s-phase
g phase
cytokinesis
During meiosis cells must do what to the number of chromosomes?
double the number
decrease the number by 1/2
increase the number by 1/2
stay the same
The purpose of meiosis is
to make gametes
to make identical cells
to make proteins
to grow new limbs
By the end of meiosis, there will be ________ new daughter cells (assume all cells mature into reproductive cells)
1
2
4
0
In mitosis, the resulting cells are genetically (DNA) _____
identical (same)
unique (different)
a blend of both parents
none of the above
The purpose of mitosis is
to make gametes
to make identical cells
to make proteins
to pass on genetic variation
During mitosis cells must do what to the number of chromosomes
decrease the number by 1/2
double the number
increase the number by 1/2
stay the same
During crossing-over portions of the chromosomes are
doubling the amount of DNA
changing from autosomal to gamete cells
moving to opposite ends of the cells
swapping DNA to ensure genetic variation
During independent assortment chromosomes do what?
divide in the nucleus
double in the nucleus
line up in an exact order at metaphase plate (middle of cell)
chromosomes randomly go into new cells
How many chromosomes are in a human gamete cell?
23
46
92
none of the above
Oogenesis results in how many new cells?
1
2
4
0
What is the proper order of cell division?
telophase, metaphase, prophase, anaphase
prophase, metaphase, anaphase, telophase
anaphase, telophase, metaphase, prophase
metaphase, prophase, anaphase, telophase
