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מודלים של מולקולות גדולות כמו חלבונים

אנחנו מכירים מולוקולות קטנות כמו מים או פחמן דו חמצני, גם מולקולות שומן הן מולקולות קטנות

Acetylcholine
Acetylcholine

Computed model of acetylcholine

Drag the structure with the mouse to rotate

Acetylcholine at the Wikipedia

בדוק את עצמך

1. אטום חמצן הוא בעל צבע אדום .

true
false

2. אטום חנקן מיוצג על ידי צבע כחול.

true
false

3. A defensive player is marking an offensive player with the disc. The defensive player gets to 'Five' in the stall count when the offensive player calls out 'disc space'. The defensive player agrees with the call and should :

step back and continue counting from 'One'
step back and continue counting from 'Four'
step back and continue counting from 'Five'
step back and continue counting from 'Six'
see section XIV.B.3 and XIV.B.7 - "When a marking violation is called, play does not stop. The violation must be corrected before the marker can resume the stall count with the number last uttered before the call minus one".

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