If the label says "made with active cultures," are we always getting the benefits of active bacterial cultures? a) yes, since the yogurt had to be made with live, active cultures. b) if the yogurt has been refrigerated the live cultures are still present. eliminate c) if the yogurt has not been heat-treated the live cultures are still present. d) no; yogurt sold in stores is free from living bacteria as it may make you sick.

Each pair of clay balls represents two planetesimals. if each planetesimal is composed of the same material and is separated he the same distance, which pair experiences the frayed gravitational attraction?

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them

Which particle controls what element an atom is?