Bb5a31f81ClaimSedimentary environmental DNA has been successfully recovered from geological deposits dating back approximately two million yearsAgreeDisagree
Bb5a31f81ClaimSedimentary rocks containing non-avian dinosaur fossils range in age between approximately 237 million years and 66 million years oldAgreeDisagree
Bb5a31f81ClaimThe oldest recoverable individual prehistoric DNA sample dates back slightly more than one million yearsAgreeDisagree
Bb5a31f81ClaimComplex multicellular life first emerged in the fossil record approximately 500 million years agoAgreeDisagree
Bb5a31f81ClaimThe Cretaceous toothed aquatic bird Hesperornis possessed true teeth along its jawsAgreeDisagree
Bb5a31f81ClaimPermineralization occurs when dissolved minerals in groundwater precipitate into the porous cavities of submerged bone tissueAgreeDisagree
Bb5a31f81ClaimThe wild California condor population declined to 22 individuals around the 1980s before a captive breeding program was initiatedAgreeDisagree
Bb5a31f81ClaimThe last surviving woolly mammoth populations became extinct on Wrangel Island approximately 4,000 years agoAgreeDisagree
Bb5a31f81ClaimModern crocodilians exhibit indeterminate growth, continuing to increase in body size as they age throughout their livesAgreeDisagree
Bb5a31f81ClaimStomatosuchus was a Cretaceous crocodyliform from Egypt characterized by a broad flattened snout and an expandable throat pouchAgreeDisagree
Bb5a31f81ClaimFossils preserved in asphalt seeps like the La Brea Tar Pits are classified as subfossils because the bone tissue is not fully mineralizedAgreeDisagree
Bb5a31f81ClaimThe amygdala regulates emotional processing and emotional regulation in the human brainAgreeDisagree
Bb5a31f81ClaimBone histology of the 65-ton Dreadnoughtus schrani holotype demonstrated active disordered cell growth at its time of death, indicating an actively growing individualAgreeDisagree
Bb5a31f81ClaimSingle-gene mutations that break fat-sensing mechanisms and cause severe obesity occur in approximately 0.3% of the general populationAgreeDisagree
Bb5a31f81ClaimPolygenic weight regulation in 99.7% of the population results from subtle cumulative variations across hundreds of genes influencing feeding behaviorAgreeDisagree
Bb5a31f81ClaimThe giant crocodyliform Sarcosuchus imperator lived in North Africa during the Cretaceous period and reached lengths of approximately 35 feetAgreeDisagree
Bb5a31f81ClaimBody mass in quadrupedal animals correlates closely with the minimum shaft circumference of the humerus and femur bonesAgreeDisagree
Bb5a31f81ClaimCigarette smoking, diabetes, and dyslipidemia are major risk factors for ischemic strokeAgreeDisagree
Bb5a31f81ClaimFossil preservation preferentially occurs in lowland depositional environments such as floodplains and coastlines where sediment accumulatesAgreeDisagree