What does the fact that all organisms use essentially the same genetic code suggest about the origin of
life? What will be an ideal response?
The common use of essentially the same genetic code in all types of life on Earth suggests that all life
evolved from a common ancestor and that the genetic language of that common ancestor has been
retained.
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The processes of natural selection are non-random and lead to the incorporation of only favorable traits in succeeding generations
Indicate whether the statement is true or false
List, in order, the stages of aerobic cellular respiration.
What will be an ideal response?
Jess has A- blood type, has never received a blood transfusion, and never been pregnant. Antibodies against what blood antigens could be present in Jess' blood?
A) O and Rh antigens B) B antigens C) A antigens D) B and Rh antigens E) O antigens
Which of the following statements about post-translational modifications is false?
A) Additional inorganic factors could be added. B) Post-translational modifications can include the addition of extra amino acids. C) Post-translational modifications are often required for a protein to function. D) Post-translational modifications provide a way for cells to regulate gene product functionality. E) Additional organic factors could be added.