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- 1. Multiple Choice
The structure that holds two sister chromatids together until they separate for cell division is called a...
chromosome
chromatin
centromere
centriole
- 2. Multiple ChoiceThe haploid number of human chromosomes is11122346
- 3. Multiple Choice
The diploid number of human chromosomes is
23
46
92
52
- 4. Multiple Choice
The structures labeled B are
centrioles
sister chromatids
centromeres
chromatin
- 5. Multiple Choice
The diagram shows which type of chromosomes?
homologous chromosomes
sister chromosomes
matching chromosomes
paired chromosomes
- 6. Multiple Choice
Which of the following cells is NOT a type of somatic cell?
- 7. Multiple Choice
A pair of identical chromosomes shown in a karyotype, one inherited from mom, and one inherited from dad are called....
sister chromotids
centromeres
homologous chromosomes
autosomes
- 8. Multiple Choice
A photograph or picture of chromosomes grouped in ordered pairs is called a.....
Pedigree
Chromosome chart
Mitotic index
Karyotype
- 9. Multiple Choice
What is the gender of the individual whose karyotype is seen in the image?
- 10. Multiple Choice
A kangaroo has 14 chromosomes in its somatic cells. Which statement is correct?
It's diploid sex cells have 7 chromosomes
It's diploid skin cells have 28 chromosomes
It's haploid sex cells have 7 chromosomes
It's haploid eye cells have 14 chromosomes
- 11. Multiple Choice
In a human karyotype the 'X' and 'Y' chromosomes determine the sex of the offspring. Which of the following two statements are true?
Girls are XX
Boys are YY
Girls are YY
Boys are XY
Girls are XY
- 12. Multiple Choice
How is the number of chromosomes counted?
By the number of chromatids
By the number of centromeres
By the number of homologous chromosomes
By the number of genes
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