On his visit to the Galapagos Islands, Charles Darwin discovered several species of finches that varied from island to island, which helped him to develop his theory of natural selection.
Bursa - A small sac that lubricates the area around a joint where friction is most likely to occur
ex. elbow, knee, or shoulder
1) plants
2) sugar
3) all
4) sugar and oxygen
5) not putting fertilizer on the soil
6) glucose
The substance is colder than it was because when particles move very quickly its either how or boiling so if its slow its cold and if it freezed the particles are well frozen
