2. A large parking lot is abandoned by humans. Over time, it will most likely (1) remain bare, paved-land indefinitely (2) develop into a desert area (3) develop into a type of forest of only one type of tree after hundreds of years (4) recover through gradual changes back to a point of long-term stability.

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.

Why are fossils not found in igneous rocks? igneous rocks are made from cooling of lava or magma. igneous rocks are found too deep underground. igneous rocks are too dark in color to contain fossils. igneous rocks are too dense to contain fossils.

Donde se encuentra el adn nuclear en un organismo eucariota?