![Page 1: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/1.jpg)
Mitosis/Meiosis
How are they different?
![Page 2: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/2.jpg)
The exchange of DNA between the chromatid arms on homologous pairs is called ________________Crossing over
This type of cell divisionused by bacteria to reproduce
Binary fission
![Page 3: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/3.jpg)
The mixing up of maternal and paternal chromosomes as they move apart during anaphase I is called ______________Independent assortment
The pairing up of homologous chromosomes during prophase Iis called _________________synapsis
![Page 4: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/4.jpg)
This diagram isshowing_________________
Crossing over
During which phase does this happen?
PROPHASE I of meiosis
![Page 5: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/5.jpg)
Is it MITOSIS or MEIOSIS?
meiosis
Makes 2 daughter cells ______________
Makes haploid cells _______________
Divides twice but copies DNA once __________________
Used to repair injuries ______________
mitosis
meiosis
mitosis
![Page 6: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/6.jpg)
Is it MITOSIS or MEIOSIS?
mitosis
Makes 4 daughter cells ______________
Makes diploid cells _______________
Copies DNA every __________________time it divides
Used to make gametes ______________
Meiosis
mitosis
meiosis
![Page 7: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/7.jpg)
Is it MITOSIS or MEIOSIS?
meiosis
Makes 2n cells ______________
Crossing over happens _______________
Used when organisms __________________grow bigger
Used in sexual reproduction ___________
mitosis
mitosis
meiosis
![Page 8: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/8.jpg)
Is it MITOSIS or MEIOSIS?
mitosis
Testes and ovaries do it ____________
Body cells do it _______________
Crossing over happens ____________
Divides twice ______________in a row
meiosis
meiosis
meiosis
![Page 9: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/9.jpg)
Is it MITOSIS or MEIOSIS?
mitosis
Independent assortment_____________happens
Divides just once_______________
Used in oogenesis __________________
Makes cells identicalto parent cell __________________
meiosis
meiosis
mitosis
![Page 10: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/10.jpg)
Type of cell division shown
meiosis
Body organ where you would expect tosee the above happen
Ovary or testes
![Page 11: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/11.jpg)
Type of cell division shown
mitosis
Tell one reason why a cell woulddo this Grow organism bigger
Repair injuriesReplace worn out cellsAsexual reproduction
![Page 12: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/12.jpg)
IN humans where does oogenesis happen? ovaries
IN plants and some algae thediploid multicellular organism iscalled a ________________sporophyte
![Page 13: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/13.jpg)
The small cells produced when the cytoplasm divides unevenly during oogenesis are called ______________
Producing offspring without using sperm or eggs in which the DNA comes from only 1 parent
Polar bodies
Asexual reproduction
![Page 14: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/14.jpg)
TRUE or FALSEPolar bodies will go on to become
mature eggs
FALSE; they will die
The production of mature sperm iscalled ___________________spermatogenesis
![Page 15: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/15.jpg)
Type of reproduction in which offspring are produced by combining the genetic material from 2 parents
A cell with only one copy of each chromosome is called ___________
Sexual reproduction
Haploid OR 1n
![Page 16: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/16.jpg)
A cell which has 2 copies of every chromosome is called _____________diploid
OR 2n
Type of division that makes daughtercells which are different from the parent cell and different from each other
meiosis
![Page 17: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/17.jpg)
The production of a mature egg is
called ____________________oogenesis
Phase in which INDEPENDENT ASSORTMENT happens
Anaphase I
![Page 18: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/18.jpg)
Name 2 ways the DNA in cells getsrecombined in new ways during meiosis
Crossing over OR independent assortment
Phase during which SYNAPSIS happens
Prophase I
![Page 19: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/19.jpg)
Spermatogenesis produces ____ mature sperm cells
4
Phase in which CROSSING OVER happens
Prophase I
![Page 20: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/20.jpg)
How many mature eggs are produced
during oogenesis?
Only 1; the other 3 are polar bodies
Chromosomes that do NOT determine sex are called ____________autosomes
![Page 21: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/21.jpg)
Tell one phase that is different inmeiosis than in mitosis
Prophase I- Synapsis & crossing overAnaphase I- homologous partners separate instead of sister chromatids; independent assortmentMetaphase I- homologous pairs line up togetherInterphase II- No DNA is copied
![Page 22: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/22.jpg)
The group of 4 chromatids of a homologous pair is called a
________________tetrad
This picture of an organism’schromosomes is called a_______________karyotype
![Page 23: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/23.jpg)
How many autosomes do humanshave? 44; 46 – 2 sex chromosomes
A human with 2 X chromosomesis a _________ male female
female
![Page 24: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/24.jpg)
The joining of sperm and egg cellsis called _________________fertilization
A fertilized egg is called a_________________zygote
![Page 25: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/25.jpg)
Tell how metaphase I and metaphase II are different
Metaphase I- homomolgouspartners line up together
Metaphase II- chromosomes line up separately
![Page 26: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/26.jpg)
IN humans where does spermatogenesis happen?
testes
In plants and some algae thehaploid multicellular organism is called a ________________gametophyte
![Page 27: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/27.jpg)
A human cell containing 22 autosomes and a Ychromosome is a. a somatic cell of a male. b. a zygote. c. a somatic cell of a female. d. a sperm cell. e. an ovum.
Homologous chromosomes move toward opposite poles of a dividing cell during a. mitosis. b. meiosis I. c. meiosis II. d. fertilization. e. binary fission.
Sperm cell
Campbell and Reese Self quiz
Meiosis I
![Page 28: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/28.jpg)
Meiosis II is similar to mitosis in that a. homologous chromosomes synapse. b. DNA replicates before the division. c. the daughter cells are diploid. d. sister chromatids separate during anaphase. e. the chromosome number is reduced.
If the DNA content of a diploid cell in the G 1 phase of the cell cycle is x, then the DNA content of the same cell at metaphase of meiosis I would be a. 0.25 x. b. 0.5 x . c. x. d. 2 x. e. 4 x.
D
Campbell and Reese Self quiz
Still X; chromosomes haven’t split yet
![Page 29: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/29.jpg)
Meiosis II is similar to mitosis in that a. homologous chromosomes synapse. b. DNA replicates before the division. c. the daughter cells are diploid. d. sister chromatids separate during anaphase. e. the chromosome number is reduced.
The immediate product of meiosis in a plant is a a. spore. b. gamete. c. sporophyte. d. gametophyte. e. zygote.
D
Campbell and Reese Self quiz
SPORE
![Page 30: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/30.jpg)
Meiosis II is similar to mitosis in that a. homologous chromosomes synapse. b. DNA replicates before the division. c. the daughter cells are diploid. d. sister chromatids separate during anaphase. e. the chromosome number is reduced.
If the DNA content of a diploid cell in the G 1 phase of the cell cycle is x, then the DNA content of the same cell at metaphase of meiosis I would be a. 0.25 x. b. 0.5 x . c. x. d. 2 x. e. 4 x.
D
Campbell and Reese Self quiz
Still X; chromosomes haven’t split yet
![Page 31: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/31.jpg)
If the DNA content of a diploid cell in the G 1 phase of the cell cycle is x, then the DNA content of the same cell at metaphase of meiosis I would be a. 0.25 x b. 0.5 x c. x d. 2 x e. 4 x
If we continued to follow the cell lineage from the cell above, then the DNA content at metaphase of meiosis II would be
a. 0.25 x b. 0.5 x c. xd. 2 xe. 4 x
2X cell copies DNA in S after G1, but hasn’t split yet
Campbell and Reese Self quiz
X- Back to X again; Cell has reduced # in meiosis I
![Page 32: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/32.jpg)
Multicellular haploid organisms a. are typically called sporophytes. b. produce new cells for growth by meiosis. c. produce gametes by mitosis. d. are found only in aquatic environments. e. are the direct result of fertilization.
Crossing over usually contributes to genetic variation by exchanging chromosomal segments between a. sister chromatids of a chromosome. b. chromatids of nonhomologues. c. nonsister chromatids of homologues. d. nonhomologous loci of the genome. e. autosomes and sex chromosomes.
C
Campbell and Reese Self quiz
B
![Page 33: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/33.jpg)
In comparing the typical life cycles of plants and
animals, a stage found in plants but not in animals is a
a. gamete. b. zygote
c. multicellular diploid. d. multicellular haploid
D
Campbell and Reese Self quiz
![Page 34: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/34.jpg)
Which of the following life cycles is seen in plants? B
Animals Plants Most fungi & some algae & some protists
A B C
![Page 35: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/35.jpg)
Which of the following life cycles is seen in animals? A
Animals Plants Most fungi & some algae & some protists
A B C
![Page 36: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/36.jpg)
The following life cycles is seen in animals.
Haploid gametes fuse to produce a 2n zygote
via which process?
FERTILIZATION
![Page 37: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/37.jpg)
The following life cycles is seen in animals.
Diploid organisms produce haploid gametes via which process?
MEIOSIS
![Page 38: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/38.jpg)
The following life cycles is seen in animals.
A diploid zygote becomes a diploid multicellular adult via which process?
MITOSIS
![Page 39: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/39.jpg)
The following life cycles is seen in plants and some algae. Diploid organisms produce haploid spores via which process?
MEIOSIS
![Page 40: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/40.jpg)
The following life cycles is seen in plants and some algae. Haploid spores produce haploid multicellular gametophytes via which process?
MITOSIS
![Page 41: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/41.jpg)
The following life cycles is seen in plants and some algae. Haploid multicellular gametophytes produce haploid gametes via which process?
MITOSIS
![Page 42: Mitosis/Meiosis How are they different?. The exchange of DNA between the chromatid arms on homologous pairs is called ________________ Crossing over This](https://reader035.vdocument.in/reader035/viewer/2022062409/56649f165503460f94c2ba89/html5/thumbnails/42.jpg)
The following life cycles is seen in plants and some algae. Haploid gametes produce a diploid zygote via which process?
FERTILIZATION