In humans, dimples (D) are dominant over no dimples (d). Curly hair (A) is dominant over straight hair (a). Paul, who is heterozygous for dimples and curly hair, marries Jane, who
has curly hair but does not have dimples. Jane's mother had straight hair, but her father had
curly hair. Paul and Jane had a child named Peter, who had curly hair but did not have
dimples.

Which of the following is true of microbes? a. ninety-nine percent of all microbes are pathogenic.b. gene expression in bacteria is very similar to gene expression in humans, which facilitates the use of bacteria in recombinant biotechnology and gene therapy.c. all bacterial enzymes are harmful to humans and the environment.d. microbes create pollutants and toxins that harm the environment.

If the rna molecule in a human has the nucleotide sequence of guu, this would the amino acid valine would be needed to make the protein. how would this cha process was occurring in a mushroom?

How are fossils used to date organisms?