Which phrase best summarizes the theory of evolution by natural selection? a. parent organisms pass on traits they have acquired during their lifetime. b. only the strongest animals survive. c. life must come from other life. d. populations change over long periods of time.

Autotrophs a.consume their food to get energy b.may use photosynthesis to gain energy c.are also called consumers d.cannot use solar energy

Which of these best describes what occurs during cytokinesis? a) the chromosomes are separated b) the cell begins to divide by replicating the chromosomes c) the cytoplasm is divided between the two new daughter cells d) the nucleus opens to allow the chromosomes to enter the cytoplasm

Gene expression is the activation of a gent that results in a question 1 options: protein dna mitochondria