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Study sets matching "unit 6 biology meiosis"

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Study sets matching "unit 6 biology meiosis"

15 terms
Biology Unit 6 Meiosis
Haploid
Diploid
Independent Assortment
Crossing Over
A cell containing only one set of chromosomes
A cell that has two sets of chromosomes... one from mom and o…
The random distribution of the pairs of genes on different ch…
The exchange of genetic material between homologous chromosom…
Haploid
A cell containing only one set of chromosomes
Diploid
A cell that has two sets of chromosomes... one from mom and o…
55 terms
Biology Unit 6: Meiosis
Checkpoint
Spindle Assembly Checkpoint
G1\S Checkpoint
G2\M Checkpoint
A control point in the cell cycle where stop and go-ahead sig…
M Checkpoint. Checks for properly assemble of sister chromoso…
-Adequate cell size... -DNA damage... -Proper growth factor... -Enough…
-Centrioles duplicate properly ... -DNA damage... -Checks if all DN…
Checkpoint
A control point in the cell cycle where stop and go-ahead sig…
Spindle Assembly Checkpoint
M Checkpoint. Checks for properly assemble of sister chromoso…
58 terms
Meiosis-Biology Unit 6
n= .....
Allele
Homologous chromosomes
Crossing Over- When:
number of sets of chromosomes in an organism
Different version of a gene
Pairs of similar chromosomes. Have the same size, shape, and…
Prophase 1 of meiosis
n= .....
number of sets of chromosomes in an organism
Allele
Different version of a gene
46 terms
Biology Unit 6 Mitosis and Meiosis PP
Anaphase
Cell Cycle
Centromere
Cytokinesis
What phase is when the spindle fibers shorten and pull apart…
What is the process called when cells grow and divide into tw…
What is the region of contact between sister chromatids, whic…
What is the stage following mitosis in which the cytoplasm sp…
Anaphase
What phase is when the spindle fibers shorten and pull apart…
Cell Cycle
What is the process called when cells grow and divide into tw…
71 terms
biology: unit 6 mitosis and meiosis
differentiation
development
growth
cell division
involves changes in the structure and function of the cells w…
changes that take place slowly across a long period of time
involves increase in the size of the organism due to the incr…
solves the information overload and materials exchange problems
differentiation
involves changes in the structure and function of the cells w…
development
changes that take place slowly across a long period of time
10 terms
biology unit 6- meiosis
prophase 1
metaphase 1
anaphase 1
telophase 1
homologous chromosomes pair with each other, corresponding ge…
homologous chromosomes line up randomly, meet in the middle,…
homologous chromosomes randomly move to opposite poles
cells are now haploid; two nuclear membranes reform
prophase 1
homologous chromosomes pair with each other, corresponding ge…
metaphase 1
homologous chromosomes line up randomly, meet in the middle,…
35 terms
Biology Meiosis Review (Unit 6)
Prophase 1
Metaphase 1
Anaphase 1
Telophase 1
Chromosomes unravel ... Crossing over occurs
Chromosomes form a line in the middle of the cell... Independent…
Chromosomes
Cell divides into two cells with 46 chromosomes
Prophase 1
Chromosomes unravel ... Crossing over occurs
Metaphase 1
Chromosomes form a line in the middle of the cell... Independent…
46 terms
Biology Unit 6: Genetics, Heredity, Meiosis
gene
homologous chromosomes
sister chromatid
centromere
a segment of a chromosome that controls the production of a s…
the chromosomes, one from each parent, that form a pair; they…
each half of a singular chromosome
the structure at the center of each chromosome holding the si…
gene
a segment of a chromosome that controls the production of a s…
homologous chromosomes
the chromosomes, one from each parent, that form a pair; they…
7 terms
Biology: Unit 6: Meiosis: Vocabulary
Different versions of the genes
specific region of DNA that codes for…
having one set of chromosomes
having two sets of chromosomes
alelle
gene
haploid
diploid
Different versions of the genes
alelle
specific region of DNA that codes for…
gene
5 terms
Biology Unit 6 Chromosomes and Meiosis
Centromere
Chromatid
Gene
Homologous Chromosome
Region where two sister chromatids are joined together
One of two identical copies of a chromosome
Unit of DNA that is encoded with instructions for a single po…
A pair of chromosomes that have the same size and shape and c…
Centromere
Region where two sister chromatids are joined together
Chromatid
One of two identical copies of a chromosome
39 terms
Biology: Unit 6: The Cell Cycle, Mitosis and Meiosis
asexual reproduction
sexual reproduction
Each chromosome contains...
Human Somatic Cells (body cells) have…
does not involve the fusion of sperm and egg (3 major forms)
requires the union of sperm and egg
- a central centromere: a region where two sister chromatids…
23 pairs of chromosomes, 46 individual chromosomes
asexual reproduction
does not involve the fusion of sperm and egg (3 major forms)
sexual reproduction
requires the union of sperm and egg
31 terms
Biology Unit 6: Meiosis and Heredity
What happens during Interphase, BEFORE…
Does Meiosis begin with a haploid or d…
What occurs during Prophase 1?
What occurs during Metaphase 1?
DNA is copied
Diploid
Pairs up homologous chromosomes/ crossing over/ nucleus
Pair up homologous chromosomes in the middle centromere
What happens during Interphase, BEFORE…
DNA is copied
Does Meiosis begin with a haploid or d…
Diploid
13 terms
Biology Vocabulary unit 6 Meiosis
Independent assortment
Genetic Recombination
Sex chromosomes
polar body
how the homologous pairs of chromosomes line up on each side…
the result of the mixing of the genes through the process of…
chromosomes that directly control the development of sexual c…
Haploid cells during meiosis in the female of many species; t…
Independent assortment
how the homologous pairs of chromosomes line up on each side…
Genetic Recombination
the result of the mixing of the genes through the process of…
10 terms
Biology unit 6- Chromosomes and Meiosis
Anaphase I
Anaphase II
Fertilization
Gamete
The stage that follows Metaphase I. The pairs of homologous c…
The stage that follows metaphase II. paired chromatids are se…
The action or process of fertilizing an egg when a sperm cell…
Any type of sex sell(sperm, egg)
Anaphase I
The stage that follows Metaphase I. The pairs of homologous c…
Anaphase II
The stage that follows metaphase II. paired chromatids are se…
20 terms
Biology Unit 6 - Meiosis and Heredity
Meiosis
Haploid
Chromosomal mutation
Phenotype
Process by which the number of chromosomes per cell are cut i…
Term referring to a cell containing one set of chromosomes
An abnormality in chromosomes
Physical characteristics of an organism
Meiosis
Process by which the number of chromosomes per cell are cut i…
Haploid
Term referring to a cell containing one set of chromosomes
16 terms
Unit 6: Mitosis & Meiosis
Mitosis
Meiosis
Prophase
Metaphase
A form of cell division that results in two new cells that ar…
A form of cell division that results in four new cells that a…
The first phase of mitosis. Chromosomes appear, nucleus disso…
The second phase of mitosis. Chromosomes are moved to the mid…
Mitosis
A form of cell division that results in two new cells that ar…
Meiosis
A form of cell division that results in four new cells that a…
28 terms
Biology Unit 6 Meiosis and Heredity
Genetics
Heredity
Trait
Gene
the study of heredity and the variation of inherited characte…
the passing on of physical or mental characteristics genetica…
a distinguishing quality or characteristic, typically one bel…
(in informal use) a unit of heredity that is transferred from…
Genetics
the study of heredity and the variation of inherited characte…
Heredity
the passing on of physical or mental characteristics genetica…
23 terms
Biology Unit 6: Mitosis and Meiosis
Centromere
Crossing Over
Haploid
Metaphase
Structure that joins two sister chromatids in the CENTER
Genetic recombination between homologous chromosomes
ONE copy of all chromosomes (1n)
Phase of mitosis when sister chromatids line up in the MIDDLE…
Centromere
Structure that joins two sister chromatids in the CENTER
Crossing Over
Genetic recombination between homologous chromosomes
41 terms
Unit 6: Mitosis and Meiosis
prophase
metaphase
anaphase
telophase
prophase
metaphase
21 terms
Biology Unit 6: Meiosis Notes
Sexual reproduction _____.
Meiosis leads to_____.
In __________, microtubules disappear…
_____ is a type of cell division in wh…
Results in new combinations of genetic traits
The production of gametes
Telophase II
Meiosis
Sexual reproduction _____.
Results in new combinations of genetic traits
Meiosis leads to_____.
The production of gametes
18 terms
Biology Word Bytes Unit 6: Mitosis/Meiosis
Carcin
Centr
Gen
Haplo
Cancer
Center
To produce
Single
Carcin
Cancer
Centr
Center
51 terms
Biology Vocabulary Unit 6 - Meiosis and Genetics
Allele
Anaphase I
Anaphase II
Autosome
alternative forms of a single gene passed from generation to…
phase where homologous chromosomes separate and move to oppos…
phase where centromeres split sister chromatids and move them…
22 pairs of chromosomes, not including sex chromosomes
Allele
alternative forms of a single gene passed from generation to…
Anaphase I
phase where homologous chromosomes separate and move to oppos…
26 terms
Biology: Meiosis Test Unit 6
Diploid
Haploid
Homologous chromosomes
Meiosis
cell that has two copies of each chromosome, one from an egg…
cell that has only one copy of each chromosome
chromosomes that have the same length, appearance, and copies…
form of nuclear division that divides a diploid cell into hap…
Diploid
cell that has two copies of each chromosome, one from an egg…
Haploid
cell that has only one copy of each chromosome
34 terms
Biology Unit 6 Quiz 1 (meiosis)
form of nuclear division that divides…
any of the alternative forms of a gene…
chromosomes that have the same length,…
exchange of chromosome segments betwee…
meiosis
allele
homologous chromosomes
crossover
form of nuclear division that divides…
meiosis
any of the alternative forms of a gene…
allele
32 terms
Unit 6: Meiosis & Heredity
46
23
somatic
gametes
Number of chromosomes in a somatic cell
Number of chromosomes in a gamete cell
normal body cell type
sex cells; sperm & eggs
46
Number of chromosomes in a somatic cell
23
Number of chromosomes in a gamete cell
11 terms
Bio Unit 6: Mitosis/Meiosis/Cytokinesis - Dr. Kreamer
Binary Fission
Cell Cycle
Crossing Over
Cytokinesis
Copying of DNA in the cytoplasm, then *dividing (splitting…
Events that happen in the cell that *lead to its division (…
In prophase, part of a homologous pair (a certain type of c…
The final phase of a cell cycle resulting in the *division…
Binary Fission
Copying of DNA in the cytoplasm, then *dividing (splitting…
Cell Cycle
Events that happen in the cell that *lead to its division (…
11 terms
Biology Unit 6 review: meiosis and mitosis
What type of cell undergoes meiosis
What are homologous chromosomes
Sperm cell... Liver cell... Egg cell... Stomach…
During meiosis the chromosome number
Gamete cells
Same gene sequence as another
Haploid... Diploid... Haploid... Diploid
Doubles
What type of cell undergoes meiosis
Gamete cells
What are homologous chromosomes
Same gene sequence as another
38 terms
Unit 6. Meiosis
How many chromosomes do humans have
Genome size
Gene Number
Chromosome Number
2 x 23
--correlated with the complexity of the organism... --but not di…
--not related to the organism's complexity
--vary between species... --Not related to its complexity
How many chromosomes do humans have
2 x 23
Genome size
--correlated with the complexity of the organism... --but not di…
20 terms
Unit 6 - Meiosis
Meiosis
Interphase
Prophase I
Crossing over
Creates 4 haploid gamete cells from a diploid cell.
At this point the DNA is in its chromatin form and the DNA re…
The DNA starts to coil itself up into visible chromosomes. Th…
Homologous Chromosomes (matching chromosomes from mom and dad…
Meiosis
Creates 4 haploid gamete cells from a diploid cell.
Interphase
At this point the DNA is in its chromatin form and the DNA re…
23 terms
UNIT 6 LT A BIOLOGY - MEIOSIS
Body cells
Somatic cells
2n
Sex cells
Also called somatic cells
Not passed on to offspring, 2n
2 copies of each chromosome
Gametes (sperm and egg)
Body cells
Also called somatic cells
Somatic cells
Not passed on to offspring, 2n
43 terms
Biology Test Unit 6/7 Mitosis and Meiosis
Binary Fission
Diploid
Haploid
Homologous chromosome
bacteria divide by making copy of chromosome, then membrane p…
a full sex cell (zygote) 46 chromosomes
half of a sex cell (egg) 23 chromosomes
a pair of chromosomes
Binary Fission
bacteria divide by making copy of chromosome, then membrane p…
Diploid
a full sex cell (zygote) 46 chromosomes
16 terms
Biology pre/suff unit 6 meiosis
co-
dipl-
gam-
hapl-
together
double
marriage
simple
co-
together
dipl-
double
20 terms
Biology 2 Unit 6: Meiosis and Mendel
Homozygous
Heterozygous
Meiosis
Diploid
Two of the same alleles
Each allele is different
Cell division that reduces the number of chromosomes in the p…
Full number of chromosomes
Homozygous
Two of the same alleles
Heterozygous
Each allele is different
20 terms
Unit 6 - Meiosis and Mendel
gametes
somatic cells
homologous chromosome
autosomes
sex cells
all the cells that make up an organism except for the gametes
Chromosomes that are similar in size, shape, and genetic cont…
chromosomes that contain genes for characteristics not direct…
gametes
sex cells
somatic cells
all the cells that make up an organism except for the gametes
29 terms
Biology Unit 6: Meiosis and Introduction to Genetics
Heredity
Genetics
Sexual Reproduction
Gametes
The set of characteristics we receive from our parents
The study of heredity
When an egg and sperm cell fuse together to create a zygote
What egg and sperm cells are known as; only cells in the body…
Heredity
The set of characteristics we receive from our parents
Genetics
The study of heredity
32 terms
Biology Unit 6 (Part 1): Meiosis
meiosis
allele
homologous chromosomes
line up and split apart
a type of cell division that results in four daughter cells e…
one of two or more alternative forms of a gene that arise by…
a pair of chromosomes
Homologous chromosomes...(what???) during meiosis.
meiosis
a type of cell division that results in four daughter cells e…
allele
one of two or more alternative forms of a gene that arise by…
31 terms
Pre-AICE Biology Unit 6 Mitosis & Meiosis
Each pair of chromatids is attached at…
What are the two tiny structures locat…
Division of nucleus. Creates 2 new dau…
Occurs during prophase I. Homologous c…
Centromere
Centrioles and spindle fiber
Mitosis
Crossing over
Each pair of chromatids is attached at…
Centromere
What are the two tiny structures locat…
Centrioles and spindle fiber
11 terms
Biology Unit 6 review: meiosis and mitosis
What type of cell undergoes meiosis
What are homologous chromosomes
Sperm cell... Liver cell... Egg cell... Stomach…
During meiosis the chromosome number
Gamete cells
Same gene sequence as another
Haploid... Diploid... Haploid... Diploid
Doubles
What type of cell undergoes meiosis
Gamete cells
What are homologous chromosomes
Same gene sequence as another
11 terms
Unit 6 Meiosis
Sexual Reproduction
Meiosis
Independent Assortment
Genetic Diversity/Variation
he production of new living organisms by combining genetic in…
cell division that results in four daughter cells each with h…
formation of random combinations of chromosomes in meiosis an…
The phenotypic and genotypic differences among individuals in…
Sexual Reproduction
he production of new living organisms by combining genetic in…
Meiosis
cell division that results in four daughter cells each with h…
11 terms
Biology Unit 6 review: meiosis and mitosis
What type of cell undergoes meiosis
What are homologous chromosomes
Sperm cell... Liver cell... Egg cell... Stomach…
During meiosis the chromosome number
Gamete cells
Same gene sequence as another
Haploid... Diploid... Haploid... Diploid
Doubles
What type of cell undergoes meiosis
Gamete cells
What are homologous chromosomes
Same gene sequence as another
17 terms
Honors Biology - Unit 6 Review: Meiosis
What type of cell undergoes meiosis?
Sperm cell (diploid or haploid?)
Liver cell (diploid or haploid?)
Egg cell (diploid or haploid?)
gametes
haploid (it is a reproductive cell)
diploid
haploid (it is a reproductive cell)
What type of cell undergoes meiosis?
gametes
Sperm cell (diploid or haploid?)
haploid (it is a reproductive cell)
11 terms
Biology Unit 6 review: meiosis and mitosis
What type of cell undergoes meiosis
What are homologous chromosomes
Sperm cell... Liver cell... Egg cell... Stomach…
During meiosis the chromosome number
Gamete cells
Same gene sequence as another
Haploid... Diploid... Haploid... Diploid
Doubles
What type of cell undergoes meiosis
Gamete cells
What are homologous chromosomes
Same gene sequence as another
36 terms
Unit 6: Meiosis & Heredity (Honors)
46
23
somatic
gametes
Number of chromosomes in a somatic cell
Number of chromosomes in a gamete cell
normal body cell type
sex cells; sperm & eggs
46
Number of chromosomes in a somatic cell
23
Number of chromosomes in a gamete cell
84 terms
Unit 6: Mitosis and Meiosis
stem cells
cell differentiation
cell size usually stays about the same…
diffusion limits, DNA limits, and surf…
unspecialized cells that have the potential to become special…
the cells that form from stem cells develop in completely dif…
Why are cells so small?
What three factors limit the size of a cell?
stem cells
unspecialized cells that have the potential to become special…
cell differentiation
the cells that form from stem cells develop in completely dif…
84 terms
Unit 6: Mitosis and Meiosis
stem cells
cell differentiation
cell size usually stays about the same…
diffusion limits, DNA limits, and surf…
unspecialized cells that have the potential to become special…
the cells that form from stem cells develop in completely dif…
Why are cells so small?
What three factors limit the size of a cell?
stem cells
unspecialized cells that have the potential to become special…
cell differentiation
the cells that form from stem cells develop in completely dif…
34 terms
Meiosis/Genetics- Unit 6
Chromosome
DNA
Mutation
Diploid
A structure within the cell that bears the genetic material a…
A double-stranded nucleic acid that contains the genetic info…
A change in or the process of changing the nature, form or qu…
A cell or an organism consisting of two sets of chromosomes:…
Chromosome
A structure within the cell that bears the genetic material a…
DNA
A double-stranded nucleic acid that contains the genetic info…
19 terms
Honors Biology Vocabulary ~ Unit 6 +7 Mitosis, Meiosis and Genes
Dominant (D)
Recessive (r)
Homozygous (HH) (HH)
Heterozygous (Hh)
Traits that the organism will show or express
Traits that are hidden or"masked" by the dominant trait
Both alleles (letters) are the same
Both alleles are different
Dominant (D)
Traits that the organism will show or express
Recessive (r)
Traits that are hidden or"masked" by the dominant trait
84 terms
Unit 6: Mitosis and Meiosis
stem cells
cell differentiation
cell size usually stays about the same…
diffusion limits, DNA limits, and surf…
unspecialized cells that have the potential to become special…
the cells that form from stem cells develop in completely dif…
Why are cells so small?
What three factors limit the size of a cell?
stem cells
unspecialized cells that have the potential to become special…
cell differentiation
the cells that form from stem cells develop in completely dif…
46 terms
Unit 6: Meiosis and Genetics
Meiosis
create genetically unique gametes
Haploid Cell
Diploid cell
division of nuclear material, applies only to gametes (sex ce…
What is the goal of Meiosis?
(gametes), 1/2 # of chromosomes= 1n
somatic cell, typical body cell with chromosomes from mother…
Meiosis
division of nuclear material, applies only to gametes (sex ce…
create genetically unique gametes
What is the goal of Meiosis?
23 terms
Biology Unit 6 - Cell Cycle, Cell Differentiation, and Meiosis
In addition to too much demand placed…
what phase/stage of the cell cycle are…
what occurs during G1 phase?
what occurs during S phase?
- an "information crisis"... - Problems moving nutrients and was…
prophase
cells get larger and make new proteins
replication of chromosomes
In addition to too much demand placed…
- an "information crisis"... - Problems moving nutrients and was…
what phase/stage of the cell cycle are…
prophase
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