In purple people eaters , 2 horns are dominant and no horns is recessive . If a purple people eater is a heterozygote then it has 1 horn . Two heterozygote purple people eaters are about to have a baby . What are the genotypes and phenotypes that their baby could possess ? Show the punnet square

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

You see a white marker with an orange circle and black lettering. what does this marker tell you

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.