Which statement is true about star a? it is red in color. it is yellow in color. it is four times brighter than the sun. it is four times dimmer than the sun.

Diagram of the evolution of land plants?

What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna

"your temperature analysis reveals a pattern with coldest temperatures located to the portion of the map."