Observations are statements about what you can see, hear, feel, smell, and taste. These are the five senses, thus making observation the right answer.
answered: Guest
The answer would be sand and gravel
answered: Guest
the sugar-phosphate backbone forms the structural framework of nucleic acids, including dna and rna. this backbone is composed of alternating sugar and phosphate groups, and defines directionality of the molecule.
Which set of terms best describes a community of miners who live out in the countryside of west virginia and use specialized geographical equipment to analyze the composition of rocks