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ANAPHASE - I
TETRAD SYNAPSES
BREAKDOWN
TETRAD SYNAPSES
BREAKDOWN
O
ANAPHASE - I
CENTROMERES
REMAIN INTACT
CENTROMERES
REMAIN INTACT
T
ANAPHASE - I
CHROMOSOMES
OPPOSITE POLES
CHROMOSOMES
OPPOSITE POLES
TELOPHASE-I
TELOPHASE - I
CHROMOSOMES
OPPOSITE POLES
CHROMOSOMES
OPPOSITE POLES
TELOPHASE - I
SPINDLE COMPLEX
DISSIPATES
SPINDLE COMPLEX
DISSIPATES
TELOPHASE - I
NUCLEAR MEMBRANE
FORMS
NUCLEAR MEMBRANE
FORMS
TELOPHASE - I
TWO DAUGHTER
NUCLEI
C
CYTOKINESIS-I
CYTOKINESIS
FURROWING
CELL FURROWING
NUCLEUS
NUCLEUS
MOTHER CELL
NUCLEUS
NUCLEUS
DAUGHTER CELLS
CYTOKINESIS
FURROWING
2
CYTOKINESIS
CELL PLATE
MOTHER CELL
NUCLEUS
NUCLEUS
GOLGI VESICLES
CELL WALL
NUCLEUS
NUCLEUS
CELL PLATE
NUCLEUS
NUCLEUS
DAUGHTER CELLS
?
CYTOKINESIS - I
CELL
CELL
CYTOKINESIS - I
HOW MANY
CHROMOSOMES?
HOW MANY
CHROMOSOMES?
?
CYTOKINESIS - I
3 CHROMOSOMES
3 CHROMOSOMES
CYTOKINESIS - I
HAPLOID OR DIPLOID
CELL?
HAPLOID OR DIPLOID
CELL?
CYTOKINESIS - I
HAPLOID CELL
HAPLOID CELL
I
CYTOKINESIS - I
ENTER INTERPHASE-II
CONCURRENTLY
ENTER INTERPHASE-II
CONCURRENTLY
INTERPHASE-II
>
INTERPHASE - II
HAPLOID CELL
HAPLOID CELL
K
INTERPHASE - II
NO CHROMOSOME
REPLICATION
NO CHROMOSOME
REPLICATION
P
KARYOKINESIS-II
PROPHASE-II
PROPHASE - II
HAPLOID CELL
HAPLOID CELL
PROPHASE - II
NUCLEAR MEMBRANE
DISSIPATES
NUCLEAR MEMBRANE
DISSIPATES
PROPHASE - II
TETRADS ABSENT
TETRADS ABSENT
M
PROPHASE - II
CROSSING-OVER
ABSENT
CROSSING-OVER
ABSENT
METAPHASE-II
METAPHASE - II
CHROMOSOMES
CHROMOSOMES
METAPHASE - II
EQUATORIAL
PLANE
EQUATORIAL
PLANE
A
METAPHASE - II
MICROTUBULES
FORM
SPINDLE COMPLEX
MICROTUBULES
FORM
SPINDLE COMPLEX
ANAPHASE-II
ANAPHASE - II
MICROTUBULE
SPINDLE COMPLEX
MICROTUBULE
SPINDLE COMPLEX
?
ANAPHASE - II
SPINDLE COMPLEX
CONTRACTS
SPINDLE COMPLEX
CONTRACTS
ANAPHASE - II
?
BREAKDOWN
?
BREAKDOWN
S
ANAPHASE - II
CENTROMERES
BREAKDOWN
CENTROMERES
BREAKDOWN
D
ANAPHASE - II
CHROMATIDS
SEPARATE
CHROMATIDS
SEPARATE
O
ANAPHASE - II
DAUGHTER
CHROMOSOMES
DAUGHTER
CHROMOSOMES
T
ANAPHASE - II
CHROMOSOMES
OPPOSITE POLES
CHROMOSOMES
OPPOSITE POLES
TELOPHASE-II
TELOPHASE - II
CHROMOSOMES
OPPOSITE
POLES
CHROMOSOMES
OPPOSITE
POLES
TELOPHASE - II
SPINDLE COMPLEX
DISSIPATES
SPINDLE COMPLEX
DISSIPATES
4
TELOPHASE - II
NUCLEAR MEMBRANE
FORMS
NUCLEAR MEMBRANE
FORMS
C
TELOPHASE - II
DAUGHTER
NUCLEI
DAUGHTER
NUCLEI
CYTOKINESIS-II
CYTOKINESIS
FURROWING
CELL FURROWING
NUCLEUS
NUCLEUS
MOTHER CELL
NUCLEUS
NUCLEUS
DAUGHTER CELLS
CYTOKINESIS
FURROWING
^
CYTOKINESIS
CELL PLATE
MOTHER CELL
NUCLEUS
NUCLEUS
GOLGI VESICLES
CELL WALL
NUCLEUS
NUCLEUS
CELL PLATE
NUCLEUS
NUCLEUS
DAUGHTER CELLS
?
TRUE PLANT
GERM
CELL CYCLE
OUTCOME
TRUE PLT GERM CELL
NUCLEUS
6
CHROMOSOMES
2N
4
NUCLEUS
NUCLEUS
3
CHROMOSOMES
3
CHROMOSOMES
CELL
CELL
MEIOSIS
NUCLEUS
46
NUCLEUS CHROMOSOMES
NUCLEUS
3
CHROMOSOMES
3
CHROMOSOMES
CELL
CELL
GERM CELL
?
TRUE PLT GERM CELL
NUCLEUS
6
CHROMOSOMES
2N
NUCLEUS
NUCLEUS
3
CHROMOSOMES
3
CHROMOSOMES
CELL
CELL
MEIOSIS
NUCLEUS
46
NUCLEUS CHROMOSOMES
NUCLEUS
3
CHROMOSOMES
3
CHROMOSOMES
CELL
CELL
GERM CELL
1
TRUE PLT GERM CELL
NUCLEUS
6
CHROMOSOMES
2N
NUCLEUS
NUCLEUS
3
CHROMOSOMES
3
CHROMOSOMES
?
?
MEIOSIS
NUCLEUS
46
NUCLEUS CHROMOSOMES
NUCLEUS
3
CHROMOSOMES
3
CHROMOSOMES
?
?
GERM CELL
TRUE PLT GERM CELL
NUCLEUS
6
CHROMOSOMES
2N
NUCLEUS
NUCLEUS
3
CHROMOSOMES
3
CHROMOSOMES
1N
1N
MEIOSIS
NUCLEUS
46
NUCLEUS CHROMOSOMES
NUCLEUS
3
CHROMOSOMES
3
CHROMOSOMES
1N
1N
GERM CELL
TRUE PLT GERM CELL
SPORANGIA
NUCLEUS
6
CHROMOSOMES
2N
NUCLEUS
NUCLEUS
3
CHROMOSOMES
3
CHROMOSOMES
1N / SPORE
1N / SPORE
MEIOSIS
NUCLEUS
46
NUCLEUS CHROMOSOMES
NUCLEUS
3
CHROMOSOMES
3
CHROMOSOMES
GERM CELL
1N / SPORE
1N / SPORE
^
TRUE PLT GERM CELL
GAMETANGIA
NUCLEUS
6
CHROMOSOMES
2N
NUCLEUS
NUCLEUS
3
CHROMOSOMES
3
CHROMOSOMES
1N / GAMETE
1N / GAMETE
MEIOSIS
NUCLEUS
46
NUCLEUS CHROMOSOMES
NUCLEUS
3
CHROMOSOMES
3
CHROMOSOMES
1N / GAMETE
1N / GAMETE
GERM CELL
GAMETES
L
GAMETE TYPES
GAMETE TYPES
ISOGAMOUS
GAMETE TYPES
GAMETE TYPES
ISOGAMOUS
ANISOMGAMOUS
GAMETE TYPES
M
GAMETE TYPES
ISOGAMOUS
ANISOMGAMOUS
OOGAMOUS
GAMETE TYPES
F
GAMETE TYPES
M = MALE GAMETE
GAMETE TYPES
I
GAMETE TYPES
M = MALE GAMETE
F = FEMALE GAMETE
GAMETE TYPES
ISOGAMOUS
ISOGAMOUS GAMETES
M&F GAMETE
EQUAL SIZE
ISOGAMOUS GAMETES
ISOGAMOUS GAMETES
M&F GAMETE
EQUAL SIZE
--M&F GAMETE
MOTILE
ISOGAMOUS GAMETES
A
GAMETE TYPES
ISOGAMOUS
F = FEMALE GAMETE
= FLAGELLUM
ANISOGAMOUS
ANISOGAMOUS GAMETES
M&F GAMETE
DISTINCT SIZE
F LARGER
ANISOGAMOUS GAMETES
ANISOGAMOUS GAMETES
M&F GAMETE
DISTINCT SIZE
F LARGER
--M&F GAMETE
MOTILE
ANISOGAMOUS GAMETES
O
GAMETE TYPES
F
ISOGAMOUS
ANISOGAMOUS
F = FEMALE GAMETE
= FLAGELLUM
OOGAMOUS
OOGAMOUS GAMETES
M&F GAMETE
DISTINCT
SIZE & MOTILITY
OOGAMOUS GAMETES
OOGAMOUS GAMETES
F GAMETE
LARGE
NON-MOTILE
OOGAMOUS GAMETES
OOGAMOUS GAMETES
M GAMETE
SMALL
MOTILE
OOGAMOUS GAMETES
^
GAMETE TYPES
F
ISOGAMOUS
ANISOGAMOUS
F = FEMALE GAMETE
= FLAGELLUM
F
OOGAMOUS
F
FERTILIZATION
FERTILIZATION
Z
FERTILIZATION
2 HAPLOID GAMETES
FUSE
FERTILIZATION
ZYGOTE
S
ZYGOTE
1ST LIFE CYCLE
2N CELL
ZYGOTE
=
SYNGAMY
AP
FERTILIZATION
SYNONYMOUS
SYNGAMY
FERTILIZATION
SYNGAMY
APPLIED
FERTILIZATION
SYNGAMY
MALE GAMETE
FERTILIZATION
FEMALE GAMETE
2N
DIPLOID ZYGOTE
O
1S
FERTILIZATION
SYNGAMY
MALE GAMETE
OOGAMOUS
FERTILIZATION
FEMALE GAMETE
2N
DIPLOID ZYGOTE
1E
FERTILIZATION
SYNGAMY
1N HAPLOID SPERM
OOGAMOUS
FERTILIZATION
FEMALE GAMETE
2N
DIPLOID ZYGOTE
F
FERTILIZATION
SYNGAMY
1N HAPLOID SPERM
OOGAMOUS
FERTILIZATION
1N HAPLOID EGG
2N
DIPLOID ZYGOTE
=
FERTILIZATION
SYNGAMY
1N HAPLOID SPERM
OOGAMOUS
FERTILIZATION
1N HAPLOID EGG
2N
DIPLOID ZYGOTE
2
FERTILIZATION
SYNGAMY
1N HAPLOID SPERM
OOGAMOUS
SYNGAMY
1N HAPLOID EGG
2N
DIPLOID ZYGOTE
Z
FERTILIZATION
SYNGAMY
1N HAPLOID SPERM
OOGAMOUS
SYNGAMY
1N HAPLOID EGG
2N DIPLOID
DIPLOID ZYGOTE
^
FERTILIZATION
SYNGAMY
1N HAPLOID SPERM
OOGAMOUS
SYNGAMY
1N HAPLOID EGG
2N DIPLOID
ZYGOTE
VASCULAR
PLANT
EVOLUTION
~570
MILLION YEARS
~570 MILLION YEARS AGO
SEXUAL
REPRODUCTION
EVOLVES
EUKARYOTE
SEXUAL
LIFE CYCLES
L
SEXUAL
LIFE CYCLE
TYPES
SEXUAL LIFE CYCLE
TYPES
GAMETIC LIFE CYCLE
SEXUAL LIFE CYCLE
TYPES
SEXUAL LIFE CYCLE
TYPES
GAMETIC LIFE CYCLE
ZYGOTIC LIFE CYCLE
SEXUAL LIFE CYCLE
TYPES
SEXUAL LIFE CYCLE
TYPES
GAMETIC LIFE CYCLE
ZYGOTIC LIFE CYCLE
SPORIC LIFE CYCLE
SEXUAL LIFE CYCLE
TYPES
GAMETIC
LIFE CYCLE
ANIMAL LIFE CYCLE
GREEN ALGAE
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