Based on the information, which statement is most likely true? A. Pigs, cows, and sheep share a common ancestor.
В.
Animals manufacture a nonfunctional form of cytochrome C.
С.
Pigs, Cows, and sheep are identical
D
Animals can only manufacture one unique form of cytochrome c.

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.

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic

In trying to determine whether dna or protein is the genetic material, hershey and chase made use of which of the following facts? a) dna contains sulfur, whereas protein does not. b) dna contains phosphorus, whereas protein does not. c) dna contains nitrogen, whereas protein does not. d) dna contains purines, whereas protein includes pyrimidines.