When one copy of a gene is turned off, this process can be due to

A) epigenetics.

B) recessive inheritance.

C) sex-linked inheritance.

D) Mendelian Genetics.

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she forgot to record a transaction

mass and weight are closely related because mass affects the weight of an object experiencing the effects of gravity. weight is the measure of the force of gravity on an objects's mass, while mass is the measure of how much matter there is in an object.

the cell is the smallest structural and functional unit of living organisms, which can exist on its own. therefore, it is sometimes called the building block of life. some organisms, such as bacteria or yeast, are unicellular—consisting only of a single cell—while others, for instance, mammalians, are multicellular.