Which statement best describes an understanding of genetics that would be missing without the work of mendel?
a. the dna codes for traits would not be known.
b. the protein codes for traits would not be known.
c. some alleles are dominant, and some alleles are recessive.
d. offspring receive two copies of each allele from each parent.

Acquired mutations can result from radiation pollution toxins inheritence select all that apply

Cladistics is a way of classifying organisms by examining the characteristics of their ancestors and descendants and depicting the relationships in a cladogram. which of the following best describes a challenge in classifying organisms this way? a. there are millions of species on earth, and a cladogram is not a practical means for classifying all of them. b. it is impossible to tell which organisms are most closely related to each other using a cladogram. c. cladograms are detail-oriented and do not provide a useful understanding of evolutionary relationships. d. there is a limited number of ways to organize the information, so most cladograms end up looking very similar.

Many organizations release indexes used to measure the development of the world's countries. as we learned in this lesson, these indexes measure many factors, from life expectancy to happiness. in your opinion, what are the three most important factors we can use to determine how developed a country might be? explain your answers in a few sentences.