Practical 3: Mitosis, Meiosis, Male Repro. Flashcards
A
Helicase
B
Hydrogen bonds
C
DNA bases
D
Yes, new bases bind to old bases and the hydrogen bonds reform
E
Centromere
F
Chromatids
A
Interphase
B
Mitosis
C
Nuclear membrane
D
Visible
E
Mitochondria
F
2
G
Centrosomes
H
Visible
I
Nucleoli
J
NO, they are unwound and not visible as individuals
K
Chromatin
L
Nuclear pores
M
Golgi apparatus/body
A
Early prophase
B
Mitosis
C
Asters and spindles
D
No
E
Breaking down
F
Nuclear membrane
G
Still organizing
H
Condensing and visible as individuals
I
Chromosomes
A
Late prophase
B
Mitosis
C
Centrosomes
D
2
E
Direct microtubule production
F
Asters
G
Establish poles
H
Spindles/spindle fibers
I
Connect chromatids to their poles
J
No longer visible
K
Replication
L
Yes
M
Chromosomes
A
Metaphase
B
Mitosis
C
Lining up on the metaphase plate
D
Centromere
E
Chromatids
F
Metaphase plate
A
Early anaphase
B
Mitosis
C
Centromeres
D
Chromatids
A
Late anaphase
B
Mitosis
C
Chromatids
D
Cleavage furrow
E
The beginning of cytokinesis
F
Cleavage furrow
A
Telophase
B
Mitosis
C
Prophase
D
Chromosomes will unwind
E
Chromatin is re-established
F
Nuclear membrane is re-established
G
Nucleoli are re-established
H
Spindle fibers and asters
I
Cleavage furrow
J
Cytoplasm
A
Cytokinesis
B
Telophase
C
Chromosomes
D
Daughter cells
E (enter what phase)
Enter interphase
F
G0 phase
G
Repeatedly enter mitosis
H
Skin cells
A
Meiosis
B
Interphase
C
Unwound
D
Not visible as individuals
E
G1
F
S
G
G2
H
Centrioles
I
Nucleolus
J
Nuclear membrane/envelope
K
23
L
46
M
1-23
N
Lower numbers are larger chromosomes (1>23 in size)
O
Nuclear pores
P
Having 2 complete sets of chromosomes (1 from each parent)
Q
Chromatin
R
They’re unwound and not visible as individuals
A
Dyad
B
Centromere
C
Chromatids
A
Prophase I
B
Meiosis
C
Condensing
A
Synapsis
B
Prophase I, meiosis
A
First meiotic arrest
B
Puberty
C
Puberty
D
Prophase I, meiosis
A
Crossing over
B
Tetrads
C
4
D
Nuclear membrane is breaking down
E
Spindle fibers and asters
F
Prophase I, meiosis
A
When they divide in anaphase II
B
Metaphase I, meiosis
A
Anaphase I, meiosis
B
Homologous chromosomes
C
23
D
23
E
Cleavage furrow
A
Telophase I, meiosis
B
Cytokinesis I
C
23
D
Random assortment
E
Haploid
A
Metaphase II, meiosis
B
Centromeres
What phase in meiosis has “not a whole lot going on”, chromosomes are still replicated?
Prophase II
C
Anaphase II, meiosis
D
Centromeres
A
Telophase II and cytokinesis II, meiosis
A
Spermatogenesis
B
Spermatogonium
C
Mitosis
D
Yes
E
Mitosis
F
Meiosis
G
Meiosis I
H
Meiosis II
I
Metaphase I
J
Metaphase II
K
Prophase I - Cytokinesis I (meiosis I)
L
Prophase II - cytokinesis II (meiosis II)
M
Spermatids
N
Spermatozoa