Which of the samples contains no macromolecules at all?
a) Vegetable oil
b) Apple
c) Water
d) Glucose

Use this diagram of an animal cell to answer the question. where does the first stage of cellular respiration occur? w x y z

15 points come and ! which characteristic describes all bacteria? a rod-shaped b microscopic c multicellular d autotrophic

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