Which of the following clusters of terms applies when addressing enhancers as elements associated with eukaryotic genetic regulation? explain your answer.

a. cis-acting, variable orientation, variable position
b. trans-acting, fixed position, fixed orientation
c. cis-acting, fixed position, fixed orientation
d. cis-acting, variable position, fixed orientation
e. trans- and cis-acting, variable position

(99 points) be serious! how do farts work? how do you fart without it stinking? serious answers only

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.

Pl as time goes by and water goes through the water cycle again and again, the amount of water on earth: increases decreases ostays the same goes up and down