For those individuals who have an allergic reaction to cats, a company in Los Angeles promises relief. They offer a new line of cats genetically modified to eliminate or reduce their allergy-causing properties. The development of this new line of cats most
likely involved
(1) using natural selection to produce a new variety of cat (3) changing the behavior of cats
(2) altering the reproductive rate of cats
(4) manipulating the DNA of cats

Which of the following statements are true chromosomes make up genes

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

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.