In eukaryotes, dna a. is located in the nucleus. c. is located in the ribosomes. b. floats freely in the cytoplasm. d. is circular. select the best answer from the choices provided a b c d

One statements is an example of a scientific observation. another statement is an example of a scientific explanation. identify the correct statement for each category to illustrate how scientific explanations are inferred from scientific observations.

As the pea seeds respire, the level of coloured liquid in the left hand part of the capillary tube rises. by referring to what is happening in the apparatus, explain why the level of liquid changes

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes