People farm on land that was once

a forest
a desert
a grassland
all of the above

Heat is the amount of heat required to change the temperature of 1 gram of a substance by 1°c, and it is related to the chemical composition of the substance.

What abo controlling alleles could kim give her child

If jane has the blood type ab and marries john who has type o blood what are the possible phenotypes of their first kid?