Study sets matching "biology mitosis meiosis"

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Study sets matching "biology mitosis meiosis"

91 terms
Biology: Mitosis and Meiosis
To grow, to heal/repair, or to reproduce
The region joining the two sister chro…
Chromatin is DNA plus all protein asso…
Cells do their normal function
Why do cells divide?
What is a centromere?
What is the relationship between DNA, chromatin, centromeres,…
What happens in G1?
To grow, to heal/repair, or to reproduce
Why do cells divide?
The region joining the two sister chro…
What is a centromere?
34 terms
Biology Mitosis and Meiosis
Hypothesis
Independent Assortment
S-Phase
Oogenesis
a possible answer to a scientific question.
During meiosis the random distribution of genes from differen…
phase of cell cycle where chromosomes coil and condense.
production of eggs., development of ova
Hypothesis
a possible answer to a scientific question.
Independent Assortment
During meiosis the random distribution of genes from differen…
Biology I Mitosis & Meiosis
Chromatin
Homologous
Binary Fission
Volume
The DNA that is spread out in a non-dividing cell.
The two copies of each chromosome that are the same size, sam…
How bacteria reproduce.
As a cell grows in size, its _____________ increases more rap…
Chromatin
The DNA that is spread out in a non-dividing cell.
Homologous
The two copies of each chromosome that are the same size, sam…
SAT II Biology - Mitosis & Meiosis
Meiosis
Mitosis
Sister chromatids
centromere
A type of cell division that results in two daughter cells ea…
Cell division in which the nucleus divides into nuclei contai…
Replicated forms of a chromosome joined together by the centr…
Area where the chromatids of a chromosome are attached
Meiosis
A type of cell division that results in two daughter cells ea…
Mitosis
Cell division in which the nucleus divides into nuclei contai…
114 terms
Biology- Mitosis and Meiosis
genes
homologous chromosomes
gametes
haploid
segments that control the production of proteins
chromosomes that make up a pair, one chromosome from each par…
sex cells that have half the number of chromosomes from gener…
a cell with n number of chromosomes
genes
segments that control the production of proteins
homologous chromosomes
chromosomes that make up a pair, one chromosome from each par…
114 terms
Biology- Mitosis and Meiosis
genes
homologous chromosomes
gametes
haploid
segments that control the production of proteins
chromosomes that make up a pair, one chromosome from each par…
sex cells that have half the number of chromosomes from gener…
a cell with n number of chromosomes
genes
segments that control the production of proteins
homologous chromosomes
chromosomes that make up a pair, one chromosome from each par…
22 terms
Biology Vocab: Mitosis and Meiosis
asexual reproduction
cell cycle
cell plate
centromere
type of reproduction in which the offspring arise from a sing…
series of events that takes place in a cell as it grows and d…
a plate that develops at the midpoint between the two groups…
the point on a chromosome by which it is attached to a spindl…
asexual reproduction
type of reproduction in which the offspring arise from a sing…
cell cycle
series of events that takes place in a cell as it grows and d…
Biology Photosynthesis, Mitosis, Meiosis
Genome
Binary Fission
Haploid
Diploid
The complete complement of an organism's genes and it's genet…
Type of cell division by which prokaryotes reproduce and each…
A cell containing only one set of chromosomes
A cell containing two sets of chromosomes, one set inherited…
Genome
The complete complement of an organism's genes and it's genet…
Binary Fission
Type of cell division by which prokaryotes reproduce and each…
29 terms
Biology Mitosis and Meiosis Flashcards
Sexual Reproduction
Asexual Reproduction
Cell Division
Chromosomes
offsprings that are produced but the fusion of special reprod…
the production of genetically identical offspring from a sing…
the process by which a cel divides into two new daughter cells
genetic information that is bundled into packages of DNA know…
Sexual Reproduction
offsprings that are produced but the fusion of special reprod…
Asexual Reproduction
the production of genetically identical offspring from a sing…
41 terms
Biology mitosis and meiosis
Interphase
Anaphase
Prophase
Metaphase
-where a cell spends most of its time... -DNA is uncoiled (chrom…
-spindle fibers shortened... -sister chromatids are pulled apart
-nucleus is going away... -centrioles are moving... -DNA is coiling…
-chromosomes are aligned down the middle... -spindle fibers are…
Interphase
-where a cell spends most of its time... -DNA is uncoiled (chrom…
Anaphase
-spindle fibers shortened... -sister chromatids are pulled apart
80 terms
Biology: Mitosis, Meiosis, and Chromosomes
Chromosomes
Histones
Chromatid
Centromere
tightly coiled package of DNA: they are rod shaped and protei…
strands of DNA wrap around these proteins
each half of a chromosome; forms as DNA copies itself before…
holds the chromatids together until they seperate
Chromosomes
tightly coiled package of DNA: they are rod shaped and protei…
Histones
strands of DNA wrap around these proteins
36 terms
Biology: Mitosis/Meiosis
46
23
Autosome
Sex chromosome
The number of chromosomes in a human somatic (body) cell.
The number of chromosomes in a human reproductive (gamete) ce…
A chromosome that does NOT determine sex - but other traits i…
Chromosomes that determine sex of an organism.... In humans, the…
46
The number of chromosomes in a human somatic (body) cell.
23
The number of chromosomes in a human reproductive (gamete) ce…
21 terms
biology -- mitosis and meiosis
spontaneous generation
Francisco Redi
Louis Pasteur
biogenesis
life arising out of non-living organisms
Italian physician and biologist who proved that non-living ob…
developed the idea of pasteurization // concluded that living…
all living things must arise from other living organisms
spontaneous generation
life arising out of non-living organisms
Francisco Redi
Italian physician and biologist who proved that non-living ob…
35 terms
Biology Mitosis and Meiosis
What ensures genetic variation?
What is the law on how things separate…
3 things in Prophase 1 of meiosis
Tetrads
Crossing Over
The Law of Independent Assortment
Crossing Over, Synapse, and the Nuclear envelope disappearing
xx
What ensures genetic variation?
Crossing Over
What is the law on how things separate…
The Law of Independent Assortment
22 terms
Biology-Reproduction/Mitosis/Meiosis
the process of creating RNA(specifical…
using mRNA to make proteins
No
Physical traits like skin color, eye c…
What is Transcription?
What is Translation?
Does DNA replication have to be in a specific order?
What is a Traitex?
the process of creating RNA(specifical…
What is Transcription?
using mRNA to make proteins
What is Translation?
57 terms
IB biology mitosis/meiosis
the cell cycle
cell cycle includes
interphase
phases in interphase
eukaryotic cells follow a process of growth and division called
growth phase(interphase)... mitosis(nuclear division)... cytokinesi…
cell is engaged in growth and metabolic activities
G1... S... G2
the cell cycle
eukaryotic cells follow a process of growth and division called
cell cycle includes
growth phase(interphase)... mitosis(nuclear division)... cytokinesi…
39 terms
Biology mitosis/meiosis
The joing of two ________creates a som…
Male sex chromosome
Female sex chromosome
In G1 what happens
Gametes, zygote
Xy
XX
Organelles are copied
The joing of two ________creates a som…
Gametes, zygote
Male sex chromosome
Xy
Biology 101: Mitosis& Meiosis
Pulse
Chase
G1 phase (Interphase)
S phase (DNA Synthesis/ Interphase)
add radioactive thymidine for certain amount of time
add excess of non-rad thymidine
4 unreplicated chromosomes
4 replicated chromosomes, each consisting of two sister... chrom…
Pulse
add radioactive thymidine for certain amount of time
Chase
add excess of non-rad thymidine
90 terms
Biology Mitosis and Meiosis Test
Why do cells replicate?
What does cell division do?
Chromatin
Chromosomes
Cells need to remain small in order to have a proper surface…
Cell division distributes chromosomes (which contain the DNA)…
When a eukaryotic cell is not dividing and the DNA and protei…
When the cell starts to divide and chromatin condenses
Why do cells replicate?
Cells need to remain small in order to have a proper surface…
What does cell division do?
Cell division distributes chromosomes (which contain the DNA)…
Biology Mitosis, Meiosis & DNA Replication.
Cell division
Binary fission
The Eukaryotic cell cycle
DNA Synthesis (S) Phase
Every cell from a cell... There are three functions of cell div…
model of cell division in prokaryotes like bacteria... doubling…
After a cell divides it cant divide again until it makes anot…
genetic information in a cell (its genome) is copied prior to…
Cell division
Every cell from a cell... There are three functions of cell div…
Binary fission
model of cell division in prokaryotes like bacteria... doubling…
28 terms
Biology Mitosis & Meiosis Vocabulary
Diploid
Haploid
Chromatin
Chromosome
A cell that contains 2n number of chromosomes.
A cell with n number of chromosomes.
The relaxed form of DNA in the cell's nucleus.
The structures that contain the genetic information that is p…
Diploid
A cell that contains 2n number of chromosomes.
Haploid
A cell with n number of chromosomes.
Biology mitosis and meiosis
Mitosis
Meiosis
Interphase
Cell division
4 phases, cell division that ends with 2 daughter cells
Result is 4 daughter cells, 2 divisions
G1, S, G2, longest Phase of cell cycle, growth of cell
Process of a cell becoming 2 new daughter cells
Mitosis
4 phases, cell division that ends with 2 daughter cells
Meiosis
Result is 4 daughter cells, 2 divisions
32 terms
Biology:Mitosis/Meiosis
DNA
Chromatin
Chromosomes
Sister Chromatid
Deoxyribonucleic Acid
Unwound DNA (spaghetti strings)
Genetic information bundled into pachages of DNA (X shape)
One of two identical parts of a duplicated chromosome (
DNA
Deoxyribonucleic Acid
Chromatin
Unwound DNA (spaghetti strings)
45 terms
Biology Mitosis, Meiosis, Reproduction
Meiosis
Diploid
Haploid
Gametes
A type of cell division that reduces the number of chromosome…
A cell that contains 2n number of chromosomes.
A cell with n number of chromosomes. Comes from the Greek wor…
Sex cells that have half the number of chromosomes. Each game…
Meiosis
A type of cell division that reduces the number of chromosome…
Diploid
A cell that contains 2n number of chromosomes.
52 terms
AP Biology Mitosis and Meiosis
two
genome
chromosomes
chromatin
How many daughter cells are produced in mitosis?
-consists of all the DNA in a cell... -holds specific genetic tr…
-packages in a cell which contain DNA molecules... -humans have…
-makes up chromosomes... -complex of DNA and protein
two
How many daughter cells are produced in mitosis?
genome
-consists of all the DNA in a cell... -holds specific genetic tr…
137 terms
Biology Meiosis and Mitosis
Mitosis is divison of what
Cytokinesis is division of what
What does mitosis result in?
What cells go through mitosis?
Nucleus
Cytoplasm
2 identical daughter cells
All body cells except the gametes (egg & sperm)
Mitosis is divison of what
Nucleus
Cytokinesis is division of what
Cytoplasm
35 terms
Biology- Mitosis and Meiosis
Somatic
Gametes
Sex Cells
All other cells
Mitosis is cellular division of this cell
Meiosis is cellular division of this cell
Gametes
Somatic
Somatic
Mitosis is cellular division of this cell
Gametes
Meiosis is cellular division of this cell
35 terms
Biology Mitosis and Meiosis
surface area
volume
interphase
prophase
this increases slower than volume
this increases faster than surface area
DNA and organelles copy and cell grows to prepare for mitosis…
nuclear envelope dissolves, chromosomes become visible
surface area
this increases slower than volume
volume
this increases faster than surface area
22 terms
Biology (Mitosis & Meiosis)
Purposes of Mitosis
Purpose of Meiosis
Types of cells that undergo mitosis
Type of cell that undergo meiosis
Asexual reproduction; growth and repair
Sexual reproduction
Somatic cells
Germ cells
Purposes of Mitosis
Asexual reproduction; growth and repair
Purpose of Meiosis
Sexual reproduction
51 terms
biology: mitosis and meiosis
chromatin
chromosome
sister chromatid
centromere
the way DNA is stored during interphase (when not dividing)
the way DNA is organised for cell division
the name given to each of the two identical halves of a chrom…
the point at which two sister chromatids are connected
chromatin
the way DNA is stored during interphase (when not dividing)
chromosome
the way DNA is organised for cell division
66 terms
Meiosis and Mitosis Biology Test
An organism's reproductive cells, such…
The number of chromosomes found in a h…
At the beginning of cell division, DNA…
The two exact copies of DNA that make…
Gametes
46
Chromosome
Chromatids
An organism's reproductive cells, such…
Gametes
The number of chromosomes found in a h…
46
36 terms
Biology: Mitosis/Meiosis
46
23
Autosome
Sex chromosome
The number of chromosomes in a human somatic (body) cell.
The number of chromosomes in a human reproductive (gamete) ce…
A chromosome that does NOT determine sex - but other traits i…
Chromosomes that determine sex of an organism.... In humans, the…
46
The number of chromosomes in a human somatic (body) cell.
23
The number of chromosomes in a human reproductive (gamete) ce…
Biology I: Mitosis, Meiosis, Reproduction
Meiosis
Diploid
Haploid
Gametes
A type of cell division that reduces the number of chromosome…
A cell that contains 2n number of chromosomes. All cells (bod…
A cell with n number of chromosomes. Comes from the Greek wor…
Sex cells that have half the number of chromosomes. Each game…
Meiosis
A type of cell division that reduces the number of chromosome…
Diploid
A cell that contains 2n number of chromosomes. All cells (bod…
50 terms
Biology Mitosis and Meiosis
Why do cell's divide?
Surface area to volume ratio
Mitosis
Why does mitosis occur?
if cells didn't divide, they would become too big and therefo…
maintaining a high surface area (length x width x number of s…
when a cell reproduces (divides), a way of one cell splitting…
1. maintain high surface area to volume ratio... 2. growth: orga…
Why do cell's divide?
if cells didn't divide, they would become too big and therefo…
Surface area to volume ratio
maintaining a high surface area (length x width x number of s…
76 terms
Biology-Mitosis and Meiosis
Describe shape of DNA
Function of DNA
building blocks of dna
Monomer components
Double Helix
carries genetic info
nucleotides
phosphate, sugar, nitrogen base
Describe shape of DNA
Double Helix
Function of DNA
carries genetic info
Biology Meiosis and Mitosis
Centrioles
Centromere
Chromatid
Chromosomes
each of a pair of minute cylindrical organelles near the nucl…
the point on a chromosome by which it is attached to a spindl…
each of the two thread-like strands into which a chromosome d…
a thread-like structure of nucleic acids and protein found in…
Centrioles
each of a pair of minute cylindrical organelles near the nucl…
Centromere
the point on a chromosome by which it is attached to a spindl…
38 terms
Biology 204 Meiosis/Mitosis
Interphase (s)
Prophase
Prometaphase
Metaphase
nucleus replicates DNA/centrosomes
condensation of chromosomes; spindle assembly
Nuclear envelope breaks down. Kinetochore microtubules connec…
Centromeres become aligned in a plane at cells equator
Interphase (s)
nucleus replicates DNA/centrosomes
Prophase
condensation of chromosomes; spindle assembly
18 terms
Biology Mitosis/Meiosis Vocabulary
chromosome
chromatin
chromatid
centromere
DNA wound up into an x shape
DNA unwound into loose string shape
DNA that is half of an X shape
dot in the center of the chromosome or chromatid
chromosome
DNA wound up into an x shape
chromatin
DNA unwound into loose string shape
Biology (mitosis & meiosis)
Essential for cell division and protei…
prokaryotes: chromosomes ... Eukaryotes:…
Process by which cells become speciali…
Identical copy of parental cell use en…
What are the two main functions of DNA in a cell?
How is DNA stored in Cells? where? why?
What is cell differentiation?
Cell differentiation in prokaryotes?
Essential for cell division and protei…
What are the two main functions of DNA in a cell?
prokaryotes: chromosomes ... Eukaryotes:…
How is DNA stored in Cells? where? why?
78 terms
Biology Mitosis and Meiosis Review
Growth occurs through cell enlargement…
DNA in eukaryotic cells is packaged in…
The Large molecule of DNA is organized…
A duplicated chromosome consists of 2…
Division
Chromosomes
Genes
Chromatids, which are held together at the centromere
Growth occurs through cell enlargement…
Division
DNA in eukaryotic cells is packaged in…
Chromosomes
39 terms
Biology: Mitosis and Meiosis
Centromere
Mitosis
Meiosis
Centriole
The part of a chromosome that links together sister chromatids.
The stage of cellular reproduction involving the division of…
The stage of cellular reproduction involving the division of…
An organelle close to the nucleus in animal cells, occurring…
Centromere
The part of a chromosome that links together sister chromatids.
Mitosis
The stage of cellular reproduction involving the division of…
44 terms
SAT BIOLOGY: Mitosis & Meiosis
Interphase (Longest phase)
Centromere
The two chromosomes and the centromere…
Key points ---->
- resting stage of the cell (happens before mitosis) the cell…
holds the original and replicated chromatid together
one united physical structure
- Whole thing is called chromosome... - chromatid is used to des…
Interphase (Longest phase)
- resting stage of the cell (happens before mitosis) the cell…
Centromere
holds the original and replicated chromatid together
38 terms
biology: mitosis and meiosis
cell cycle
chromosomes
chromatin
binary fission
a process of replicating DNA and evenly distributing it betwe…
tightly wound structures of DNA
makes up chromosomes
the process by which prokaryote cells create two identical da…
cell cycle
a process of replicating DNA and evenly distributing it betwe…
chromosomes
tightly wound structures of DNA
5 terms
Biology Mitosis and Meiosis Test
Compare and Contrast animal and plant…
Compare and contrast mitosis and meiosis
9 phases of meiosis
Interphase (meiosis)
Plant:... -can't pinch in during cytokinesis and instead forms a…
Mitosis:... -1 division ... -2 cells are made... -diploid cells ... -iden…
1. Interphase... 2. Prophase I... 3. Metaphase I... 4. Anaphase I... 5. T…
Cells undergo a round of DNA replication forming duplicate ch…
Compare and Contrast animal and plant…
Plant:... -can't pinch in during cytokinesis and instead forms a…
Compare and contrast mitosis and meiosis
Mitosis:... -1 division ... -2 cells are made... -diploid cells ... -iden…
45 terms
biology mitosis and meiosis
three reasons why cells divide
why do cells like to remain small
what two factors measure the size of t…
do cells want a small or large ratio
growth, repair, reproduction
more efficiently moves nutrients and waste across the cell me…
volume x surface area
large
three reasons why cells divide
growth, repair, reproduction
why do cells like to remain small
more efficiently moves nutrients and waste across the cell me…
19 terms
Biology Mitosis/Meiosis Quizlet
Prophase 1
Metaphase 1
Anaphase 1
Telophase 1
Chromosomes condense, nuclear envelope breaks down, and cross…
Pairs of homologous chromosomes move to the equator of the cell
Homologous chromosomes move to the opposite poles of the cell
Chromosomes gather at the poles of the cells, the parental ce…
Prophase 1
Chromosomes condense, nuclear envelope breaks down, and cross…
Metaphase 1
Pairs of homologous chromosomes move to the equator of the cell
Biology terms Mitosis and Meiosis
What does Mitosis do?
What does Meiosis do?
Similarity between Mitosis and Meiosis?
Difference between Mitosis and Meiosis?
Growth, tissue repair, asexual reproduction, it produces daug…
sexual reproduction, yields genetically unique haploid daught…
the chromosome only duplicate once in interphase
MITOSIS involves one division of the nucleus and cytoplasm, M…
What does Mitosis do?
Growth, tissue repair, asexual reproduction, it produces daug…
What does Meiosis do?
sexual reproduction, yields genetically unique haploid daught…
11 terms
Biology Mitosis Meiosis
Why would DNA of ancell be more suscep…
Cell specialization is the cutting edg…
Example of cell specialization
If a cell has more than one nucleus wh…
During interphase of mitosis, the genetic information is bein…
Cell specialization is when cells become different from their…
Daughter cell becoming a nerve cell
Cytokinesis, the genetic information went through mitosis but…
Why would DNA of ancell be more suscep…
During interphase of mitosis, the genetic information is bein…
Cell specialization is the cutting edg…
Cell specialization is when cells become different from their…
22 terms
Biology-Meiosis & Mitosis
Crossing- Over
Homologous
Diploid
Haploid
-The exchange of alleles between homologous chromosomes and p…
-Each of the 4 chromosomes that came from the male parent has…
-A cell that contains both sets of homologous chromosomes.... -T…
-A single set of genes
Crossing- Over
-The exchange of alleles between homologous chromosomes and p…
Homologous
-Each of the 4 chromosomes that came from the male parent has…
Biology Mitosis and Meiosis
Reproduction
Asexual reproduction
Mitosis
Why do cells divid rather than grow in…
- Process by which organisms produce offspring... - Sexual: 2 pa…
- Reproduction by a single parent that passes copies of its e…
- Purposes:... - Build... - Repair... - Grow
- Because of surface area
Reproduction
- Process by which organisms produce offspring... - Sexual: 2 pa…
Asexual reproduction
- Reproduction by a single parent that passes copies of its e…
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