He birds shown above have beaks with three different shapes and sizes. these genetic variations in the black each appeared initially due to? -environmental factors -mutations -natural disaster -conscious choice by the birds

mutations

Explanation:

The birds shown above have beaks with three different shapes and sizes. The genetic variations on the beak each appeared initially due to

Answer 1- mutations

Look at the three beaks which flock's birds have beaks that seem most likey to Pierce a piece of fruit?

Answer 2-Flock X

Suppose that s plant disease kills all fruit. The change could become a

Answer 3- selective pressure

Check all possible effects of this selective pressure

Answer 4- 1, 2, 3, and 4 are true.

Flock x may try to eat other foods -True

Flock x could migrate in search of fruit -True

Flock Y and Z could benefit and increase- True

Flock x could try to mutate- False

answer; i believe its echoic memory,it is believed to last three to four seconds; good luck

the answer is c. altitude. hope this ! #brainiac