Critics of President Bush’s education initiative that required annual testing of students felt that it raised standards to levels that were difficult to meet. some students would benefit more than others. students’ performances in the sciences would decline over time. teachers would focus too much on tests and neglect other subjects.

4sentences over a chronicle of a teen killer

Tortoise shells and snail shells are similar in function: they protect the organism from predators. based on a comparison of the organisms in the images, what can you conclude? 1. tortoises and snails have homologous organs, and they’re evolutionarily related. 2. tortoises and snails have homologous organs, and they belong to same species. 3. tortoises and snails have analogous organs, and they belong to the same species. 4. tortoises and snails have analogous organs, and they don’t belong to the same species. 5. tortoises and snails have analogous organs, and they aren’t evolutionarily related.

The structure of adenosine triphosphate (atp) is shown here. which statement best explains how energy stored in the chemical bonds of atp can be released.