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Q 1/18
Score 0
cell division that produces sex cells or gametes; occurs in two phases.
30
mitosis
meiosis
Q 2/18
Score 0
A pair of similar chromosomes that have the same genes, length and centromere position. One of the pair of chromosomes came from Mom in an ovum, and the other came from Dad in a sperm. Humans have 23 pairs of homologous chromosomes.
30
sister chromatids
homologous chromosomes
18 questions
Q.
cell division that produces sex cells or gametes; occurs in two phases.
1
30 sec
Q.
A pair of similar chromosomes that have the same genes, length and centromere position. One of the pair of chromosomes came from Mom in an ovum, and the other came from Dad in a sperm. Humans have 23 pairs of homologous chromosomes.
2
30 sec
Q.
body cells; have 46 chromosomes in humans
3
30 sec
Q.
number of chromosomes in a sex cell (Half the diploid number); in humans, the haploid is 23
4
30 sec
Q.
number of chromosomes in a body cell; in humans , the diploid is 46
5
30 sec
Q.
sex cells; have 23 chromosomes in humans - are haploid
6
30 sec
Q.
Formed when chromosomes duplicate before cell division
7
30 sec
Q.
Which stage of mitosis occurs BEFORE the stage that this image represents?
8
30 sec
Q.
Which stage of mitosis occurs AFTER the stage that this image represents?
9
30 sec
Q.
Which stage of mitosis occurs BEFORE the stage that this image represents?
10
30 sec
Q.
Which stage of mitosis occurs AFTER the stage that this image represents?
11
30 sec
Q.
Time period between cell divisions when the cell grows, DNA duplicates and preparation for mitosis occurs.
12
30 sec
Q.
Division of the cytoplasm and organelles
13
30 sec
Q.
Nuclear membrane disappears / Chromatin condenses and thickens into chromosomes / Spindle fibers appear
14
30 sec
Q.
The spindle fibers pull the chromatids apart and pull them to opposite poles. This gives rise to daughter chromosomes
15
30 sec
Q.
Nuclear membrane forms around each set of chromosomes / Spindle fibers disappear / Chromosomes return to there original, uncondensed chromatin form
16
30 sec
Q.
End result of mitosis
17
30 sec
Q.
Chromosomes line up along the equator in the middle of the cell
