The pedigree chart below shows the individuals in the family who exhibit a certain trait. based on the information in the chart what are the chances that a second child born in couple 4-5 in the third generation will show the trait? a. 25 percent b. 50 percent c. 100 percent d. 0 percent

Which organelle releases chemicals that break down large food particles into smaller ones?

The many volcanoes located along the edge of the pacific ocean make up the ring of fire. how does subduction play a role in the volcanic activity in the ring of fire?

Four different thermometers were used to measure the temperature of a sample of pure boiling water. the measurements are recorded in the table below. thermometer temperature reading 1 temperature reading 2 temperature reading 3 w 100.1°c 99.9°c 96.9°c x 100.4°c 102.3°c 101.4°c y 90.0°c 95.2°c 98.6°c z 90.8°c 90.6°c 90.7°c the actual boiling point of pure water is 100.0°c. what can be concluded from the data about the reliability and validity of the thermometers?