Biological molecules used by living systems to catalyze specific reactions Group of answer choices

Enzymes

Carbohydrates

Proteins

Amino Acids

Which geologic feature would most likely be represented by contour lines john far apart from one another? a cliff a hill a plain a valley

Explain the source of radioactivity in uranium in earth’s crust by which it produces nuclear radiation

Astudent completed a lab report. which correctly describes the difference between the “question” and “hypothesis” sections of her report? “question” states what she is asking, and “hypothesis” states the result of her experiment. “question” states what she is asking, and “hypothesis” states what she thinks the answer to that question is in “if . . then . . because” format. “question” describes what she is trying to find out, and "hypothesis" states the procedures and methods of data collection. “question” describes what she is trying to find out, and “hypothesis” states any additional information or prior knowledge about the question.