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1. Use the Scientific technique, evaluate a crime scene to explain a bloody fingerprint of the apparent victim in one room and the body of the victim in a different room. 2. You find a hair with no root and a hair with an intact root. Which sample would you […]

Q1. Frogs are extremely sensitive to acid rain. How might this information be used to investigate your observation about the trees dying in the forest? Q2. What organelle that allows watery material that contains many of the materials involved in a cell metabolism. Q3. Some photosynthetic bacteria have photosystem I […]

A study is conducted to estimate the association between exposure to lead paint in childhook and ADHD. Data on n=400 children are collected and shown in table 9-13 for parts A and B.A) Estimate the crude or unadjusted relative risk.B) Estimate the crude or unadjusted odds ratio.Table 9-26:Exposure to lead […]

The ph of mitochondria matrix is 8.2 while the ph of intermembrane is 7.2. what is the voltage potential across the mitochondrial membrane which would prevent hydrogen ions from flowing into the matrix? the concentration of calcium in the motochondria intermembrane space is 0.0002 mM if calcium is actively transparented […]