Gregor Mendel laid the groundwork for the science of genetics by developing his Mendelian inheritance, which <span> is a type of biological inheritance.</span><span>
In Mendelian genetics, genetic characteristics that are not expressed in an organism are said to be nondominant.
</span><span>In contrast those genetic characteristics that are expressed in an organism are said to be dominant.
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Explanation:
In my opinion 2nd should be the correct answer
Which of the following adaptations to life on land is found in both insects and modern reptiles?
I'm not 100% sure, but I think the correct choice is tracheae to distribute oxygen (B).
Hope this helped :)