Which group of stars increase in brightness as they increase in temperature? A) Supergiants

B) Giants

C) White dwarfs

D) Main Sequence

Rank the three variables in terms of how strongly they affect the "species" composition of the bacterial communities. place the variable with the weakest effect on the left and the variable with the strongest effect on the right.

Which element is found in both dna and proteins

Which best describes how the common cold spreads in the human body? a bacteria burst out of normal cells killing them b viruses replicate inside respiratory cells c bacteria inject dna into normal cells d viruses insert dna into bacteria