7 Pedigree

The inheritance pattern for an autosomal dominant trait is

shown in the pedigree. Shaded symbols represent

individuals that express the dominant trait.

Based on this pedigree, what are the most likely

genotypes of individuals I-1 and I-2?

II

A

I-1: aa

1-2: Aa

B

I-1: AA

1-2: Aa

С

I-1: Aa

I-2: aa

D

I-1: aa

I-2: AA

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.

Look at the photo of the leaf, which term best describes this leaf ? a-simple. b-parallel. c-lobed. d-tooth.

In meiosis ii during anaphase ii which structures separated homologous chromosomes or sister chromatids