During the observation of a baby the diagnosis of Down's syndrome was made. What is the main cause of this pathology?Select one:a. Trisomy on the 13-th chromosome.b. Trisomy on the 21-st chromosome.c. Trisomy on X chromosome.d. Monosomy on the 1-st chromosome.O e. Undivergence of sex chromosomes.

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Description: During the observation of a baby the diagnosis of Down's syndrome was made. What is the main cause of this pathology?Select one:a. Trisomy on the 13-th chromosome.b. Trisomy on the 21-st chromosome.c. Trisomy on X chromosome.d. Monosomy on the 1-st

Normally a baby is born with 46 chromosomes. But in case of down syndrome babies have extra…

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During the observation of a baby the diagnosis of Down's syndrome was made. What is the main cause of this pathology? Select one: O a. Trisomy on the 13-th chromosome. O b. Trisomy on the 21-st chromosome. O c. Trisomy on X chromosome. O d. Monosomy on the 1-st chromosome. O e. Undivergence of sex chromosomes.

During the observation of a baby the diagnosis of Down's syndrome was made. What is the main cause of this pathology? Select one: O a. Trisomy on the 13-th chromosome. O b. Trisomy on the 21-st chromosome. O c. Trisomy on X chromosome. O d. Monosomy on the 1-st chromosome. O e. Undivergence of sex chromosomes.

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter13: Patterns In Inherited Traits

Section: Chapter Questions

Problem 15SA: Match the terms with the best description. ___ dihybrid cross a. bb ___ monohybrid cross b. AaBbAaBb...

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Examination of a karyotype reveals 23 pairs of chromosomes, with each homologous pair illustrating similar size and centromere location. Which of the following can be concluded from this karyotype?a. The individual has Down syndrome.b. The individual is a female.c. The individual does not have cystic fibrosis.d. The individual does not have sickle-cell anemia.
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