A structure within a cell that performs a specific function is a(n) A. organelle
B. organ
C. endoplasmic reticulum
D. flagella

A. Organelles

Explanation:

Organelles are specialized structures that perform various jobs inside cells. The term literally means “little organs.” In the same way organs, such as the heart, liver, stomach, and kidneys, serve specific functions to keep an organism alive, organelles serve specific functions to keep a cell alive.

A structure within a cell that performs a specific function is an organelle.

Explanation:

An organelle is a structure inside the cell that preforms functions that are necessary for the cell.

Examples of organelles are the ER, the Golgi Apparatus, and the Mitochondria.

Hope this helps.

this would be a math

•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation: