In a plant, the leaves allow gases to be exchanged. Which structure in the human body is similar in function to leaves? A. the pancreas B. the urethra C. the alveoli D. the nerves

Which food should be eaten in order to enhance the bioavailability of iron?

What are neurons are classified by?

Which of the following is a concern expressed by opponents of the use of genetically modified (GM) food crops? Select all that apply. GM food crops might pass their new genes to human consumers.

Climate is a global factor that produces a. Earth's unique ocean and atmosphere. b. the shape and elevation of landmasses. c. a wide range of environmental conditions that shapes communities. d. solar energy within the atmosphere.

Martha is holding her new baby while she enjoys a bite of peppermint candy. she notices that when the candy comes close to the baby's face, the baby becomes more physically and facially active.

A traveler finds herself in a biome that is full of trees. She notices that there are many plants growing on the ground. Which of the following clues would confirm which biome this is? A. Many animals are ending their hibernation. B.

How can erosion be slowed down?

What's the taxonomy chart for fungus?

During which part of the ATP cycle is a phosphate group removed from ATP, energy released, and a water molecule added to ATP?

Which structure would be expected to be constructed by endoplasmic reticulum?