Question 18(Multiple Choice Worth 4 points) (01.03 MC)
It is hypothesized that RNA may have evolved before DNA because RNA molecules
A
were the first molecules synthesized by Miller and Urey
B
are more important to genetic inheritance than DNA
C
can catalyze a variety of biologically important reactions
D
are found in more modern cells than are DNA molecules

you are the source of the heat energy. you can minimize the heat energy by selecting the appropriate clothes to wear.

the correct option is option d

answer; the tunica intima also called tunica interna, consists of elastic fibers,connective tissue and smooth muscle cells;

producers: apple trees, potatoes, carrots, grains, acorns, cabbage, grass, corn, lettuce

consumers: deer, mice, rabbits, chickens, squirrels, horses, worms, cows

predators: eagles, frogs, wolves, owls