This rare condition was the first to be experimentally treated with gene therapy

A) Down syndrome B) SCID C) AIDS D) sickle-cell anemia


Answer: B

Biology & Microbiology

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All of the following events occur in nasal development, EXCEPT

A. Maxilla forms the secondary palate B. Nasal pit invaginates C. Nasal placode develops into the olfactory bulb D. Oronasal membrane disappears E. Oronasal membrane separates the nasal and oral cavities

Biology & Microbiology

The carbon cycle is based on carbon dioxide. CO2 makes up about

A. 3% of the atmosphere. B. 0.03% of the atmosphere. C. 0.3% of the atmosphere. D. 0.003% of the atmosphere. E. 30% of the atmosphere.

Biology & Microbiology

When New York City was given a choice to make regarding its drinking water 

A. they opted for more bottled water. B. they chose ecosystem maintenance over development. C. they had to construct expensive filtration plants to protect against disease. D. they chose ecosystem conversion to higher density housing for efficiency. E. they dug new and deeper wells rather than pay for desalinization.

Biology & Microbiology

In any physical or chemical change, energy cannot be created or destroyed. This is the ________ law of thermodynamics

Fill in the blank with correct word.

Biology & Microbiology