Why is it important to follow the scientific method when conducting an experiment?

a. it is important to be precise so that the collected data is meaningful

b. an experiment needs to be repeated to know the data is correct

c. they are the natural steps to follow when solving a problem

d. all of the above

Astudent drew the following flowchart to show the movement of nutrients. soil → roots → plants →? where does nitrogen go next? a. directly into nearby animals as nutrition b. directly into aquifers through condensation c. directly into the air through evaporation d. directly into nearby plants during fixation

In order to study genetic mutations, scientists must study genetic material. which statement describes the genetic material scientists are most likely studying? a) they study alleles that contain chromosomes, which are rna. b) they study alleles that contain genes, which are chromosomes. c) they study chromosomes that contain genes, which are dna segments.

Modern sea star larvae resemble some primitive vertebrate larvae. this similarity may suggest that primitive vertebrates