16868780
Descripción
Test por Jessica Dewald, actualizado hace 9 meses
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Creado por Jessica Dewald
hace casi 6 años
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Pregunta 1
Pregunta
If a sperm cell contains 8 chromosomes, it comes from an animals that has ____ chromosomes.
Respuesta
-
4
-
8
-
12
-
16
-
24
Pregunta 2
Pregunta
A cell contains 12 chromosomes at the end of meiosis I, how many chromosomes will the daughter cells contain at the end of meiosis II?
Respuesta
-
3
-
6
-
12
-
24
Pregunta 3
Pregunta
During which stage of meiosis does crossing-over occur?
Respuesta
-
Prophase I
-
anaphase I
-
telophase I
-
Prophase II
-
anaphase II
Pregunta 4
Pregunta
What is the importance of crossing-over?
Respuesta
-
It provides extra genetic material for the daughter cells.
-
It increases the likelihood that daughter cells contain different genetic material.
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It produces the proteins that are associated with DNA in chromosomes.
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It increases chromosome condensation.
-
It separates the homologous chromosomes.
Pregunta 5
Pregunta
Synapsis is when a duplicated chromosome pairs with its homologue to form a tetrad.
Respuesta
- True
- False
Pregunta 6
Pregunta
Between meiosis I and meiosis II a second round of DNA replication occurs.
Respuesta
- True
- False
Pregunta 7
Pregunta
A cell that contains 2 sets of chromosomes is said to be [blank_start]diploid[blank_end] in number.
Respuesta
-
diploid
Pregunta 8
Pregunta
At the end of meiosis females produce [blank_start]1[blank_end] healthy egg cell plus [blank_start]3[blank_end] polar bodies and males produce [blank_start]4[blank_end] healthy sperm cells
Respuesta
-
1
-
3
-
4
Pregunta 9
Respuesta
-
sister chromatids
-
homologous pairs of chromosomes
-
chromosomes
Pregunta 10
Respuesta
-
telophase I
-
anaphase I
-
metaphase II
-
metaphase I
Pregunta 11
Respuesta
-
tetrads
-
sister chromatids
-
homologous chromosomes
Pregunta 12
Pregunta
Meiosis results in
Respuesta
-
4 daughter cells with half the number of chromosomes as parent cells
-
2 daughter cells with half the number of chromosomes as parent cells
-
2 daughter cells with the same number of chromosomes as parent cells
-
4 daughter cells with the same number of chromosomes as parent cells
Pregunta 13
Respuesta
-
Prophase II
-
Prophase I
-
Metaphase I
-
Telophase II
Pregunta 14
Pregunta
When meiosis is complete, how many chromosomes will be in each gamete?
Respuesta
-
unable to determine
-
haploid number
-
diploid number
-
twice as many as the cell started with
Pregunta 15
Respuesta
-
prophase I
-
interphase
-
prophase II
-
metaphase I
Pregunta 16
Pregunta
Meiosis results in ... (check all that apply)
Respuesta
-
gametes
-
somatic cells
-
haploid cells
-
diploid cells
-
4 different daughter cells
-
2 identical daughter cells
Pregunta 17
Pregunta
[blank_start]XX[blank_end] makes a person genetically female. [blank_start]XY[blank_end] makes a person genetically male.
Respuesta
-
XX
-
XY
Pregunta 18
Pregunta
Total number of chromosomes in the karyotype? [blank_start]47[blank_end]
Total number of autosomes? [blank_start]45[blank_end]
Total number of sex chromosomes? [blank_start]2[blank_end]
What is the sex of the individual? [blank_start]male[blank_end]
Which chromosome is affected? [blank_start]13[blank_end]
What is the correct karyotype notation? [blank_start]47XY13[blank_end]
Respuesta
-
47
-
45
-
2
-
male
-
13
-
47XY13
Pregunta 19
Respuesta
-
Fast process
-
Uses little energy
-
Mitosis
-
Prone to disease and extinction
-
Cannot adapt to environment
-
Fragmentation
-
Requires 1 parent
-
Genetically identical
-
Binary fission
-
Leads to genetic variation
-
Meiosis
-
Fertlization
-
Requires 2 parents
-
Slow process
-
Requires lots of energy
-
Pollination
-
Can adapt to their environment
-
Less prone to disease or extinction
Pregunta 20
Respuesta
-
Requires 2 divisions
-
Interphase
-
Daughter cells are haploid
-
Synapsis Occurs
-
Crossing-Over occurs
-
Requires 1 divsion
-
Makes somatic cells
-
Makes gametes
-
Creates 2 identical cells
-
Creates 4 different cells
-
Daughter cells are diploid
-
Type of cell divsion
Pregunta 21
Respuesta
-
Telophase 1
-
Telophase II
-
Prophase II
-
Anapahse 1
Pregunta 22
Respuesta
-
Metaphase I
-
Prophase I
-
Metaphase II
-
Anaphase I
Pregunta 23
Respuesta
-
Telophase I
-
Prophase II
-
Telophase II
-
Interphase
Pregunta 24
Pregunta
Match the phases of meiosis with their proper discription.
Respuesta
-
Prophase II
-
Anaphase I
-
Telophase II
-
Telophase I
-
Prophase I
-
Metaphase I
-
Metaphase II
-
Anaphase II
Pregunta 25
Pregunta
[blank_start]Oogenesis[blank_end] is the process of making female sex cells, while [blank_start]spermatogenesis[blank_end] is the process of making male sex cells.
Respuesta
-
Oogenesis
-
Spermatogenesis
-
oogenesis
-
spermatogenesis
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