If your mother is heterozygous for Huntington disease, which is caused by a dominant allele, the odds

of your inheriting the disorder from her are



a. 1/4.
b. 1/2.
c. 3/4.
d. 1.
e. 0.


B

Biology & Microbiology

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What is the largest carbon sink on Earth?

A) terrestrial biosphere B) rocks and sediments C) aquatic biosphere D) fossil fuels

Biology & Microbiology

Which one of the following statements describes the relationship between -galactosidase and -thiogalactoside?

A. They are synonyms for the same molecule. B. -galactosidase cleaves -thiogalactoside. C. -galactosidase is a precursor for synthesizing -thiogalactoside. D. -thiogalactoside is a precursor for synthesizing -galactosidase. E. -galactosidase binds to -thiogalactoside but is unable to cleave it.

Biology & Microbiology

Over time, cancerous cells typically lose the cell adhesion molecules embedded in their plasma membrane. Loss of

these molecules is best associated with which of the following traits of cancer cells?

a. increased rate of cell division b. production of new proteins c. angiogenesis d. migration to new locations in the body e. loss of chromosomes

Biology & Microbiology

Choanoflagellate adhesion proteins are similar to those of animals, and researchers have discovered that even solitary choanoflagellates have these proteins. What is the current hypothesis about the relation between the choanoflagellate adhesion proteins and animal adhesion proteins?

What will be an ideal response?

Biology & Microbiology