WorksheetsSCIENCE 2
Total questions: 42
Worksheet time: 29mins
The cell cycle describes…
the series of events that occur in the life of a cell
the purpose for a cell to reproduce
the way cells are made
the cycle that lets cells duplicate themselves
the purpose of the cell cycle is to produce a….
Identical copy of a cell
DNA strand
protein in a living organism
living organism
The cell cycle is divided into…
M phase (10%) interphase (90%)
M phase (90%) interphase (10%)
T phase (10%) interphase (90%)
T phase (90%) Interphase (10%)
Interphase is…
cell growth
cytokinesis
the resting phase
cell destruction
Interphase….
caries out the cell functions replicating DNA to prepare for cell divison
increases cell functions and duplicates DNA to prepare for cell division
replaces cell functions to prepare for cell division
caries out cell function and duplicates DNA to prepare for cell division
Interphase
has checkpoint stages to make sure the cell is growing properly and DNA was replicated properly
has a checkpoint stage to make sure that the cell is growing properly and tge DNA was duplicated properly
divides the cyptoplasm
divides the cytoskeleton
G1 is the…
Cell growth phase
copies organelles
reorganizes for divisoon
Replicates DNA
The phase where the DNA is replicated is…
S
M
G1
G2
the two phases where growth and regular cell functions occur are…
G1
G2
M
S
The pre existing cell is called…
Mother cell
Parent cell
Centrocell
Father cell
all of the above
The new cells are called…
daughter cells
centicells
son cells
child cells
The purpose of a cell cycle is to…
produce an identical copy of a cell
create new unique cells
have the cell grow then eventually die
to repair the cells
In humans, the cell cycle is used for….and….
growth, repair
growth, replication
health, repair
health, replication
Mitosis is the process where the replicated DNA with in a cell’s nucleus separates, resulting in….
two identical nuclei
two identical chromatids
two identical chromosomes
two identical cells
The complete set of genetic material in each cell’s nucleus is called….
a genome
a nuclei
a chromosome
DNA
The sequence of……carries the genetic code.
nucleotides in a DNA
nuclei in a DNA
nucleotides in a cell
nuclei in a cell
Different parts of our bodies have slightly different DNA due to….
mutations each time DNA is copied
different codes for different parts of the body
the speed the DNA was developed at
How many chromosomes are in this photo?
One
Two
Four
How many chromatids are in this photo?
One
Two
Four
What is this?
A chromosone
a chromatin
a chromatid
nothing
What is the phase of mitosis where the chromosomes first become visible?
prophase
metaphase
telophase
anaphase
The phase of mitosis where sister chromatids separate and move to opposite sides of the cell
anaphase
prophase
telophase
metaphase
DNA wrapped around some proteins in a less condensed form (spaghetti mode)
Chromatin
Chromosome
Chromatid
apoptosis
What phase is this?
Metaphase
Early anaphase
Late anaphase
Late prophase
Early prophase
Chromosomes align in the middle of a cell during the….
metaphase
prophase
anaphase
interphase
What do you think of the memory aid “M=Middle”
Why does our body undergo mitosis?
fun and games
checks and balances
growth and repair
to build bigger muscles
in cell division, what does P stand for?
problem
prophase
professional
personal
How many chromosomes are in each human cell?
1
146
46
1,000,000
The goal of mitosis is to
make a new parent cell
make two new daughter cells with the same DNA
make two new daughter cells with different DNA
to grow a larger toe
Chromatids are held together by a
Spindle fiber
Centromere
Cell plate
Centriole
Name the following process
interphase
prophase
metaphase
anaphase
Sister chromatids are separated and pulled by spindle fibres during…
Anaphase
Metaphase
Prophase
Interphase
During the prophase…
DNA condenses into chromasones
chromosomes align in the middle of the cell
organelles undergo replication
DNA in its most coiled up “condensed” form. It is called a...
Chromosome
Chromatin
Double helix
Nucleos
DNA that is partially coiled up, but not in chromosome form is called...
(a)
A DNA sequence can affect our traits by coding for a specific type of…
(a)
