Explain an example why selective breeding is an example of biotechnology

Which organelle releases chemicals that break down large food particles into smaller ones?

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Alaboratory investigation included examine prepared slides of pond water singled celled organisms with a nucleus and either cilia or flagella were visible these organism probably belong to the kingdom