Which of the following substances is not a fossil fuel? a.
coal
c.
gas
b.
oil
d.
wood

What causes temperature extremes in the desert

1. which of the following is correct regarding opiates/opioids: a. they all have a natural component as a starting pointb. they have low addiction possibilitiesc. methadone binds to some of the same receptorsd. a and care correcte. all are correct

The reactions that occur in the ribosome, where amino acids are combined to form proteins are anabolic or catabolic?