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If the annulus is generating this protein fence, as we suspect, then in sperm that lack an annulus, you should find basigin distributed outside of the principal piece of the sperm tail," explained Hunnicutt.
The tail is composed of a middle piece, principal piece, and end piece.
Earlier, Eriksson's principal piece of team news was the decision to hand Chelsea's John Terry his first international start, pairing him with Manchester United's Rio Ferdinand at centre-back.
To make room on the roster, the Dodgers designated right-hander Robinson Checo, the principal piece of the ill-fated Dave Mlicki trade last April, for assignment.
The principal piece of hardware is AAI's Core Test Set (CTS), a single-man-carry electronics case that holds the RF stimulus and software-intensive measurement subsystems.

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