The pedigree below tracks the presence of dimples through a family's generation. Having dimples is an autosomal dominant trait.

What is the phenotype of individual III-4?

Choose 1

(choice A)
A
No dimples

(choice B)
B
dd

(choice C)
C
Dimples

(choice D)
D
DD

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.

Describe two recent or ongoing space missions.

What best describes the dropping height of a ball that bounces back up to a height of 45 cm