Explain how a member of one trophic level can have both direct and indirect effects on other trophic levels in its food web?

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

Will mark brainliest. (20 points) many have pigments structures known as eyespots that detect direction of light. a. b. archaebacteria c. protists d. none of the above

To determine if a particular plant is homozygous or heterozygous, you would have to test cross with a