So i have no idea what the answer is me!

How does a gymnosperm prevent itself from pollinating the same tree

Any sound above what db can cause hearing loss in human beings

Drag each description to the correct location on the image. not all descriptions will be used. describe the parts of a comet. the frozen part of the comet the atmosphere of gases and dust formed when the nucleus vaporizes tail made of small, solid dust particles tail made of ions that appears to point away from the comet's orbit