In meiosis in human females, two cell divisions result in one functional egg cell and two to three smaller non-functional polar bodies. the result of this is that a). the polar bodies may be used for future egg cells b). the mature egg cell has plenty of nourishing cytoplasm. c). the mature sperm cell has plenty of nourishing cytoplasm d). the egg cell is diploid

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 short-term environmental change is most likely to lead to ground shifting, landslides, and the collapse of buildings or roads? forest fires flooding earthquakes

Consider the venn diagram of plant reproduction. where in this image, areas a - d, would you insert the picture of the orange lily?