Familial Down syndrome is a result of

A. inversion.
B. deficiency.
C. gene duplication.

D. translocation


D

Biology & Microbiology

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Two outwardly dissimilar groups, the ____________ and the chordates, together with a few other small phyla, constitute the deuterostomes.  

Fill in the blank(s) with the appropriate word(s).

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The abyssal zone is one of the zones of the pelagic division

Indicate whether the statement is true or false

Biology & Microbiology

What are the risk factors associated with IVF? a. Multiple births b. All of these choices are risk factors

c. There are no risks associated with IVF. d. Premature births e. Miscarriage

Biology & Microbiology

The ________ expedition is accredited to the birth of modern marine biology and oceanography

a. HMS Challenger b. HMS Agassiz c. HMS Alvin d. HMS Beagle

Biology & Microbiology