Which of the following is not an important characteristic of a scientific investigation? a) detailed documentation of results. b) ignoring unfavorable results. c) the ability to be repeated. d) solid supporting evidence.

The function of the excretory system is to control homeostasis and

Injuries in the environment are a result of

The structure of a dna molecule is best described as a. one long strand of nucleic acids b. two strands of dna nucleotides joined by hydrogen bonds c. two strands of amino acids joined by hydrogen bonds d. one long strand of amino acids