A microscopic creature known as the tardigrade has recently been found to have 17.5% foreign DNA, meaning it has approximately 6,000 genes from other species. Researchers believe that such a high variety of DNA explains why the tardigrade is nearly ------- and can survive even the most hostile environments. Which choice completes the text with the most logical or precise word or phrase?impeccableeliminatevulnerableeliminatetransienteliminateindestructible

Some scientists have suggested that organisms from the Precambrian era did not significantly ------- modern life, but others point out that soft-bodied creatures like worms and jellyfish did in fact have similar structures to the modern-day versions of those creatures. Which choice completes the text with the most logical and precise word or phrase?negateeliminatesupporteliminatecontradicteliminateresemble

The idea that dinosaurs are most closely related to lizards and other reptiles is ------- since it fails to account for the broad similarities between theropod dinosaurs (like Tyrannosaurus rex) and modern avian theropods, including hollow bones and tri-clawed feet. Which choice completes the text with the most logical and precise word or phrase?derivativeeliminatedubiouseliminateingeniouseliminatetragic

Sea anemones are categorized as predatory animals that are fixed to surfaces and defend themselves against enemies with stinging tentacles. However, they are not purely defensive creatures; they engage in a symbiotic relationship with clownfish, which have a layer of mucus on their bodies that allows them to withstand anemone stings. Clownfish can therefore use the anemone as a home, and in exchange they ------- harmful parasites for the anemone.Which choice completes the text with the most logical and precise word or phrase?confuseeliminateeliminateeliminateprecipitateeliminatesummon

Some engineers get their inspiration for inventions from organisms and natural phenomena. Many such inventions have achieved widespread -------; for example, velcro, a material used to fasten many shoes, was modeled after the small hooks of burr seeds. Which choice completes the text with the most logical precise word or phrase?abilityeliminatedominationeliminatesuspicioneliminateprevalence

Over the past 100 years, scientists have posited many theories about life beyond Earth. However, many contemporary researchers believe that if we discover life, it ------- in the form of bacteria-like microbes capable of surviving in extreme environments.Which choice completes the text so that it conforms to the conventions of Standard English?beingeliminateto have beeneliminateto beeliminatewill be