Use the drop-down menus to complete the statements. Each organism in a population produces more offspring than can survive. This is called
.

In order for natural selection to occur, populations must have
.

When the environment changes, nature selects favorable
. Over time, these
in a population.

(1) 3

(2) 2

(3) 1

(4) 2

Explanation:

Use the drop-down menus to complete the statements.

Each organism in a population produces more offspring than can survive. This is called  

✔ overproduction  

.

In order for natural selection to occur, populations must have  

✔ variation

.

When the environment changes, nature selects favorable  

✔ adaptations

. Over time, these  

✔ build up

in a population.