The "beads" on the DNA thread in high-magnification photos are organizing regions known as
Select one:
a. nucleosomes
b. Pauling molecules
c. atoms
d. slinkies

What is the primary function of the nervous system?

Which of the following is most likely the result of an organism having lipids in its body a) water cannot be absorbed through the surface of a leaf b)human eats fruits to get a quick source of energy c) a sheep sleeps for more hours in the winter d) a warm river is filled with fish and algae

Which is an example of a vestigial structure? a: paw of a lionb: wing of a birdc: appendix of a humand: tail of a cat(i think it's a but i'm not sure)