Which of the following are true?

i.
a single gene can control a single trait.
ii.
a single gene can influence multiple traits.
iii.
a single trait can be controlled by multiple genes.

a.
ii and iii only
b.
i and ii only
c.
i and iii only
d.
i, ii, and iii

What effect does plate tectonics have an organic evolution

Prompt compare the three types of volcanic mountains in terms of shape, type of eruption, and the minerals that make up the volcano

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?