A research essay should always include a(n) to protect the writer from accusations of A. date; lateness
B. works-cited list; faulty reasoning
C. introduction; having constructed a poor argument
D. works-cited list; plagiarism

What was dr. willem johan kolff’s first step in using the scientific process to invent the hemodialysis machine? he built the machine and tried it with various patients, collecting data about its effectiveness. when a patient’s kidneys failed, he wondered if it would be possible to perform kidney functions with an external machine. he researched and collected data about numerous patients who exhibited symptoms of kidney failure. he drew conclusions from studies of various symptoms of kidney failure, and drew a design for the ideal external blood-processing machine.

Connection compare and contrast genetic engineering to the process of natural selection. select all statements that are true.

While washing her hair olivia noticed that she was losing a lot of hair she visited a clinic and the physician reassured her that her hair would grow back how do you think olivias hair will grow back