Using the relationship between photosynthesis and respiration explain how matter is cycled and energy flows within a single-celled algae

How does the study of genetic disorders such as pku biologists understand normal alleles?

Do you think the gene eef1 alpha1 supports cell theory? explain your response.

Select all the correct answers. for a claim about the natural world to be considered scientific, what attributes must it have? a). it must be open to modification if new evidence doesn't completely support it. b). it must be based on scientific observations that can be repeated in a controlled setting. c). it must be applicable to future events and occurrences. d). it must be consistent with only a small portion of relevant observations or data.