The domestic dog has 39 pairs of homologous chromosomes. A dog's somatic cells have ________ chromosomes...
The domestic dog has 39 pairs of homologous chromosomes. A dog's somatic cells have ________ chromosomes and gametes have ________ chromosomes.
| a. |
78; 78 |
|
| b. |
78; 39 |
|
| c. |
39; 15 |
|
| d. |
156; 78 |
Homework Answers
Answer:
b) 78; 39
Explanation: 39 pairs of chromosomes means 39 x 2 = 78 chromosomes.
Somatic cells are diploid. They carry chromosomes in pairs. Hence they will have 78 chromosomes in 39 pairs.
gametes are haploid. They are in single set. Hence they will have only 39 chromosomes.
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