Resveratrol, a compound found in red grapes, is a potent antioxidant. Scientists reported in 2008 that mice genetically engineered to age (i. e. grow old) unusually quickly who were fed 0.2% resveratrol for 12 weeks had greater endurance than the same strain of mice who were not fed resveratrol. What can you conclude from these data

Which statement about inheritance is true? o girls get most of their traits from their moms, boys get most of their traits from their dads. o male offspring will always have an x-linked genetic disease if the mom is a carrier o fathers always determine the gender of the offspring in humans. o males never have y chromosomes.

Hydrilla (hydrilla verticillata) is an invasive aquatic plant and one of the most serious aquatic pests in florida. hydrilla has already been introduced to hundreds of bodies of water throughout florida, hydrilla is difficult to control because it grows rapidly and survives in many different water depths and conditions. hydrilla • describe how hydrilla affects native plant and animal species. include both a biotic and an abiotic limiting factor. • suggest one biotic and one abiotic recommendation that could slow the spread of hydrilla

What does the positioning of transcription factors determine?