Roberts Syndrome is an extremely rare genetic disorder that is characterized by mild to severe prenatal retardation or disruption of cell division, leading to malformation of the bones in the skull, face, arms, and legs. Shown below is a pedigree for a family with Robert’s Syndrome. What is the genotype of individual II-C? (R = wild type; r = Robert's syndrome)





A. RR

B. rr

C. Rr

D. R

E. r


C. Rr

Biology & Microbiology

You might also like to view...

Cholera is very prevalent in all of the following areas EXCEPT ________.

A. Middle East B. North America C. Asia D. Africa

Biology & Microbiology

The stain that requires heating the slide for better penetration of stain into the mycobacterial cell wall is known as the:

a. Kinyoun's. b. Ziehl-Neelsen. c. fluorochrome. d. carbolfuchsin.

Biology & Microbiology

The ______ is photosynthetic and leaflike in many flowers

a. carpel b. stamen c. petal d. sepal e. stigma

Biology & Microbiology

What must happen to amino acids before they can be used in catabolic reactions?

A. They must be dehydrogenated B. They must be deoxygenated C. They must be decarboxylated D. They must be deaminated

Biology & Microbiology