1. Communities (Biotic factors) and Abiotic factors of an environment form an a. Community
b. Population
c. Ecosystem
d. Species

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?

Genetic disorders can result when sister chromatids fail to seperate properly. during what phase is this problem most likely to occur?

Which number represents a basic ph, 4 or 9? numerical answers expected! answer for blank 1: i'll give