A10-year-old diagnosed with childhood-onset conduct disorder gave a snack with a hidden peanut ingredient to a classmate with a known allergy to peanuts. the classmate suffered a severe allergic reaction. when the nurse counsels the child about this harmful behavior, which comment is most likely

Which member of the following food chain will be least affected by ddt, a pesticide water pollutant, if bio-magnification is occurring? algae> zooplankton> crayfish> leopard frog> large mouth bass

Why has two different alleles for the same trait?

Which statement correctly compares metaphase i and metaphase ii? in metaphase ii twice as many chromosomes line up along the middle of the cell as in metaphase i. in metaphase i twice as many chromosomes line up along the middle of the cell as in metaphase ii. in metaphase ii twice as many chromosomes are pulled to opposite ends of the cell as in metaphase i. in metaphase i twice as many chromosomes are pulled to opposite ends of the cell as in metaphase ii.