Where do plants get most of their mass

In QRS, mQ = 70, mR = 44, and mS = 66. Which side of QRS is the shortest? a. Cannot be determined b. RS c. QR d. QS

The local health department is trying to limit the spread of west nile virus in a suburban community. west nile virus is spread by mosquitoes as they feed.

18. Which of the following animals could detect sound at a frequency of 67,000 Hz? A. Tree frog B. Elephant C. Bat D. Dog

What type of lipid would most likely aggregate into a micelle rather than a lipid bilayer when mixed with water? a. glycerophospholipid b. cholesterol c. galactolipid d. shingolipid e. free fatty acids

What was the purpose of the Reconstruction?

How does the periodic table summarize what we know about elements?

Which of the following can affect the function of a cell? a. high acidity b. high temperature c. low temperature d. all of these

What must happen to a chromosome before a cell starts mitosis?

Which statement explains why greenhouse gases are needed for the survival of life on Earth? A. Greenhouse gases are clean sources of energy. B. Without greenhouse gases, Earth would be too cold for life to exist. C.

Mary has type A blood and her husband (John) has type B blood. John's parents both had type AB. Mary and John have three children, one with type A, one with type AB, and one with type B. Relatives suspect that one of the children was adopted.