7. a, b, c and d 021 (part 2 of 2) 10.0 points
Suppose a person whose mass is m is being
held up against the wall with a constant tan-
gential velocity v greater than the minimum
necessary.
Find the magnitude of the frictional force
between the person and the wall.
8. b, c and d
9. a and b
10. c and d
1. F = mg +
um v2
R
mg
2. F=
Al
023
mv2
3. F=
R
4. F=
um v2
R
A car moves on a
a circle of radius 3
friction between the
The maximum si
can round this curve

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.

Do you think the gene eef1 alpha1 supports cell theory? explain your response.

Which best describes a gene? a. a sister chromatid b. a chromosome c. a tetrad d. a piece of a chromosome