Blood is a mixture. donated blood often is refined in laboratories to separate it into parts. what are those parts? what are they used for? how are they separated? find the answers and create a poster based on your findings.

Nasa scientists must work together to make sure that everything is correct and accounted for when launching a shuttle. besides a physicist, what other type of scientist would be in making sure that the shuttle has the appropriate type and amount of fuel to reach its destination?

When lactate builds up in a runners muscles it causes a burning sensation what causes this to occur

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population.b) the separated population is small, and genetic drift occurs.c) the isolated population is exposed to different selection pressures than the ancestral population.d) different mutations begin to distinguish the gene pools of the separated populations.e) gene flow between the two populations is extensive.