Which evolved during the Paleozoic Era? A. saber-toothed cats B. the first humans C. bacteria that could produce oxygen D. earth's first land plants

A plant is noticed to have curled leaves and stunted growth. Which nutrient is it most likely missing? a. Magnesium b. Potassium c. Calcium d. Phosphorous

Correctly order the following key steps in the process of endochondral ossification. A) Chondrocytes die. B) Osteoblasts build the bone collar on the external surface of the bone. C) Perichondrium is invaded by blood vessels.

In what ways did the agricultural revolution increase pressure on local environment?

Meiosis is a specialized form of cell division that that produces

What is the function of an inhibitor in an enzyme-substrate reaction?

What describes how sliding friction affects pushing a cereal box across a tabletop?

An example of a land feature formed by river erosion is a. alluvial fans c. soil b. deltas d. oxbow lakes

If u look for rna n various parts of the cell, where would it be found

In which geochemical cycle does the most abundant nutrient in earth's atmosphere appear in its gaseous form?

Sample Response: The sound of the drumstick hitting the metal bar will get to me in a shorter amount of time in Scenario 1.