Acell shows alignment of chromosomes along the equatorial plate. what will happen next? formation of two complete sets of chromosomes separation of sister chromatids and centromeres replication of dna to form two copies of chromosomes

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.

What happens whenever a net force acts on an object

What causes darkening of the skin as melanin production increases