Which kind of RNA constitutes part of a ribosome? Group of answer choices

mRNA

rRNA

tRNA

none of the above

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .

Question 1 of 102 pointswhich best describes adaptive radiation? oa. geographical isolation caused by an adaptationob. biodiversity resulting from few ancestorsoc. a decrease in the rate of speciationd. adaptations that organisms teach each other

What is the inability of an individual or a society to achieve a minimum standard of living known as ?