An experiment involves inoculating a variety of media with a NaCl concentration ranging from 1% to 25%. Which of these media would have the lowest water concentration?
1% NaCl
5% NaCl
10% NaCl
25% NaCl
25%NaCl
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When a bud breaks of and makes a new organism it is called what?
What will be an ideal response?
Which of the following statements about mammalian circulatory systems is false?
A) The pulmonary circuit carries blood between the heart and the lungs. B) The systemic circuit carries blood between the heart and the rest of the body. C) Mammals have two atria and two ventricles in their hearts. D) The left side of a mammal's heart sends blood to the lungs.
A parasitic tapeworm living inside the intestines of a plant-eating porcupine would be at what trophic level?
A) producer B) primary consumer C) secondary consumer D) decomposer
Nearsighted people cannot see objects that are close.
Answer the following statement true (T) or false (F)