Monozygotic twin concordance values are less than 100% in both bipolar disorder and schizophrenia. This suggests that these disorders ____

a. are strictly polygenic
b. have environmental components
c. are X-linked
d. genetically dominant

e. are not genetically based


b

Biology & Microbiology

You might also like to view...

Gastropods are the most numerous group of mollusks and include the ________

A) clams and oysters B) snails and slugs C) squid and octopi D) scallops and nautiluses

Biology & Microbiology

Binding of _____ to _____ in DNA can increase the rate of transcription of specific genes

a. activators; promoters b. enhancers; promoters c. repressors; operators d. repressors; promoters e. enhancers; operators

Biology & Microbiology

The most prevalent human infectious diseases are caused by

A) bacteria. B) viruses. C) fungi. D) protozoans.

Biology & Microbiology

The concept of a prokaryote was first fully outlined in 1962 by  

A. Hershey and Chase. B. Gilbert and Cech. C. Stanier and Van Niel. D. Watson and Crick.

Biology & Microbiology