20 POINTS PLEASE HELP Stem cells can also be obtained from human embryos.
Evaluate the use of stem cells from a patient's own
bone marrow instead of stem cells from an embryo.
Give a conclusion to your answer.
[6 marks]

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.

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different

Will give ! ! widentify the advantages and disadvantages of renewable and nonrenewable energy resources.