Bacteria with the ability to break down certain types of plastic are placed with a colony of e. coli bacteria that lack this ability. plasmid transfer occurs between the two colonies of bacteria and some of the e. coli gain the ability to break down plastic as well. what does this information demonstrate? a. plasmids are proteins which build tissues. b. plasmids are lipids which provide energy for the cell. c. plasmids are nucleic acids which can pass on traits. d. plasmids are carbohydrates which provide structural support

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.

Due tonight 10 points will mark brain

Which feature would you expect to find in a population in which sexual selection depends on male competition?