the chromosomes of the species known as vulcans together contain 24% adenine. apply chargaff’s rules to calculate the percentages of thymine, guanine, and cytosine bases in their genomes, respectively.

Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water.b. they use chlorophyll and oxygen to make carbon dioxide and water.c. they use sunlight, water, and carbon dioxide to make sugars.d. they use sunlight, water, and oxygen to make chlorophyll.