The "milk" in milkweed is really
select one:
a. a byproduct of photosynthesis
b. sugar water
c. fat
d. latex

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

What type of pollution does household garbage cause

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