Which best shows a harmful effect of a mutation?

Which element is used in photosynthesis found in atmosphere and fixed by bacteria?

Football players often sustain lateral blows to the extended knee. which of the ligaments is (are) damaged as a result? a. suprapatellar b. oblique popliteal and extracapsular ligament c. medial collateral, medial meniscus, and anterior cruciate d. arcuate popliteal and the posterior cruciate

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?