The ______, a key adaptation for reptiles, has a waterproof shell that encloses the embryo and its life-support system
Fill in the blank(s) with the appropriate word(s).
Answer: amniotic egg
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Bifidobacteriales are best characterized as Gram-positive, motile, spore-forming rods.
Answer the following statement true (T) or false (F)
The respiratory pigment you would find in a blue crab or octopus is
A. hemocyanin. B. hemoglobin. C. hemophilin. D. ferritin. E. calmodulin.
The function of a single fruit fly gene was inactivated completely by mutation. A fruit fly with this mutation did not have legs. Which is a reasonable conclusion to make based on this information?
A) The normal gene function is required for viability in fruit flies. B) The normal gene function is required for leg formation in fruit flies. C) The normal gene is unlikely to regulate other genes involved in leg formation. D) The normal gene is likely required in fruit flies for formation of legs, wings, and antenna.
Suppose a microbiologist wanted to identify the microbe responsible for a specific metabolic activity. To simultaneously assess metabolic activity and phylogenetic identity, the best technique would be ________.
A. metatranscriptomics B. optical tweezers with microelectodes C. isotope fractionation D. microautoradiography with fluorescent in situ hybridization (MAR-FISH)