Carbon is cycled back to the carbon dioxide pool by
a. cellular respiration, erosion, and combustion
b. assimilation, photosynthesis, and respiration
c. decomposition, erosion, and assimilation
d. combustion, photosynthesis, and decomposition

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?

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?

In this assignment, you will analyze an example of speciation by researching the finches of the galapagos islands. then you will answer questions to construct explanations and draw conclusions based on the information you gather. someone plz !