How are Fragile X syndrome and Huntington disease similar?
A. Both are found only in males.
B. Both affect the muscles and lead to eventual paralysis.
C. Both cause autism.
D. Both are trinucleotide-repeat expansion disorders.
E. Both exhibit a late onset in life.
Answer: D
You might also like to view...
Cilia and flagella bend because of _____
A) conformational changes in ATP that thrust microtubules laterally B) a motor protein called radial spokes C) the quick inward movements of water by osmosis. D) a motor protein called dynein
Less-developed countries may be characterized by:
a. low fertility rates. b. high GNI PPPs. c. low doubling times. d. high use of contraception. e. high infant mortality rates
What is the effect of placental hormones, especially progesterone, on the immune system of a pregnant woman?
What group dominated the Carboniferous period and is now burned as coal?
A) Seedless vascular plants B) Algae C) Angiosperms D) Conifers E) Cycads