Klinefelter syndrome patients who are mosaics have some cells with 46, XY and others with

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


ANS: 47, XXY

Biology & Microbiology

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Phloem loading is a primary example of how ________ processes occur in plant tissues.

A. apoplastic B. plasmodesmatal plugging C. bulk flow upward D. symplastic E. sugar transport without membranes

Biology & Microbiology

The three basic characteristics of adaptive immunity are

A) generality, diversity, and retention. B) specificity, diversity, and memory. C) prevention, protection, and memory. D) suppression, activation, and transference.

Biology & Microbiology

A population of worms is growing exponentially in a compost heap. Thirty days ago there were 400 worms and now there are 800 . How many worms will there be thirty days from now, assuming conditions remain constant?

What will be an ideal response?

Biology & Microbiology

Which respiratory structure likely has the largest surface area for gas exchange to occur?

A) the body surface of a worm B) the lungs of a pig C) the tracheal system of a house fly D) the gills of a trout

Biology & Microbiology