The layer is above stratosphere and below thermosphere, this is where meteors and rock fragments burn up and is the coldest layer of the atmosphere. This is
A) troposphere
B) stratosphere
C) mesosphere
D) thermosphere

The carbon cycle is best defined as a process in which a. carbon changes from inorganic forms to organic forms and back b. carbon is changed into other elements such as oxygen or nitrogen c. carbon is continually created from the sun’s energy by plants d. carbon is consumed and regenerated from other elements such as oxygen and nitrogen

What process creates gametes? a.fertilization b.mitosis c.meiosis

Chance or probability is the basis of genetic inheritance. what genes you inherit from your parents is nothing more than "chance". in this punnett square you can see the possible genes for fur color of mice. b is the gene for black and b is the gene for white. if you are black, the pair of genes you possess must be bb or bb. if your fur is white you have the combination bb.