Red x red (both heterozygous) (all white; 2 red, 2 white; 3 red, 1 white; all red; ) .
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as the ratio comes to be 3:1

there for answer will be 3 red 1 white

Explanation:

hope it helped u buddy

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands