Uracil......... Is the answer i could find.
:3
D. Enzymes and antibodies
The nitrogen is captured and converted into a form that is usable by plants in a process called
<span>nitrogen fixation</span>
Thin, flexible barrier around a cell; regulates what enters and leaves the cell
- contains the cytoplasm (all interior cell organelles and the cytosol) - allowing the chemical reactions in the cell to occur
<span>- semipermeable (or selectively permeable) - allows certain substances in, keeps others out </span>
<span>- offers limited protection</span>
