Answer:
See the answer below
Explanation:
<em>Let us assume that the gray color in mice is represented by the G allele and the white color is represented by g allele. For a cross between a homzygous gray mouse and a white mouse:</em>
Genotype of the gray mouse - GG
Genotype of the white mouse - gg
Crossing the two parents
GG x gg
F1 Gg Gg Gg Gg
<em>All (100%) the offspring at the F1 would have the genotype Gg and would be gray in color since G is dominant over g. (See the attached image for the Punnet's square).</em>
Answer:
If all species originated on the primitive Earth t the same time and did not change, which patterns would be expected in the geologic record? The upper rock strata would contain fossils of only more complex organisms.
Explanation:
Answer:
To moisten and to protect the airway from stuff like unknown pathogens and infection
Explanation:
The Trachea also known as the windpipe has tons of 'little hairs' called cilia in the epithelium that protect the throat. When someone smokes or breathes in gases it is destroyed and exposes the trachea. But thats another story. :)