Why do biologists use indicator species? O A. to compare freshwater and ocean ecosystems
O B. to monitor water quality and biodiversity
C. to count the number of organisms present
D. to analyze the dominant species

Plz plz plz quick! 49 points for whoever which of the following statements about greenhouse effect is true? *life on earth is suffering because of greenhouse effect *the greenhouse effect is caused by human activity *all greenhouse gases are harmful *life on earth would not exist without the greenhouse effect

Question 3(multiple choice worth 4 points) (02.04 lc) which best describes the function of chloroplast? allows certa molecules to enter and exit the cell makes food during photosynthesis detoxifies waste products o packages proteins into vesicles

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.